Adl SM, Simpson AGB, Lane CE, Lukes J, Bass D, Bowser SS, Brown MW, Burki F, Dunthorn M, Hampl V, et al. 2012. The revised classification of Eukaryotes. The Journal of Eukaryotic Microbiology 59:429–493.
Agić H, Moczydłowska M, Canfield DE. 2016. Reproductive cyst and operculum formation in the Cambrian-Ordovician galeate-plexus microfossils. GFF 138:278–294.
Agić H, Moczydłowska M, Yin L. 2015. Affinity, life cycle and intracellular complexity of organic-walled microfossils from the Mesoproterozoic of Shanxi, China. Journal of Paleontology 89:28–50.
Allen PA., 2006. Snowball summit on mountain of truth. Geoscientist 16:14–19.
Arnaud E, Halverson GP, Shields-Zhou G, editors. 2011. The Geological Record of Neoproterozoic Glaciation. London: Geological Society of London; 735 pp.
Arouri K, Greenwood PF, Walter MR. 1999. A possible chlorophycean affinity of some Neoproterozoic acritarchs. Organic Geochemistry 30:1323–1337.
Arouri K, Greenwood PF, Walter MR. 2000. Biological affinities of Neoproterozoic acritarchs from Australia: microscopic and chemical characterisation. Organic Geochemistry 31:75–89.
Atkinson AW., Jr, Gunning BES, John PCC., 1972. Sporopollenin in the cell wall of Chlorella and other algae: ultrastructure, chemistry and incorporation of 14C acetate, studied in synchronous cultures. Planta 107:1–32.
Baldauf SL., 2008. An overview of the phylogeny and diversity of eukaryotes. Journal of Systematics and Evolution 46:263–273.
Bonhomme MG, Welin E. 1984. Rb-Sr and K-Ar isotopic data on shale and siltstone from the Visingso Group, Lake Vattern Basin, Sweden. Geol Foreningens Stockholm Forhandlingar 105:363–366.
Brotzen F., 1941. Några bidrag till visingsiiformationens stratigrafi och tektonik [Some contributions to the stratigraphie and tectonic of the visingsö formations]. Geol Foreningens Stockholm Forhandlingar 63:245–261. (in Swedish).
Cohen PA, Knoll AH. 2012. Neoproterozoic scale microfossils from the Fifteenmile Group, Yukon Territory. Journal of Paleontology 86:775–800.
Cohen PA, Macdonald FA. 2015. The Proterozoic record of Eukaryotes. Paleobiology 41:610–632.
Colbath GK., 1983. Fossil prasinophycean phycomata (Chlorophyta) from the Silurian Bainbridge Formation, Missouri, U.S.A. Phycologia 22:249–265.
Colbath GK, Grenfell HR. 1995. Review of biological affinities of Paleozoic acid-resistant, organic-walled eukaryotic algal microfossils (including “acritarchs”). Review of Palaeobotany and Palynology 86:287–314.
Collini B., 1951. Visingsoformationen. [The Visingsö formation]. In: Geijer P, Collini B, Munthe H, Sandgren R, editors. Beskrivning till Kartbladet Granna [Description of the cartography of Granna]. Sveriges Geol Undersokning A. 193: p. 27–37. Uppsala. (in Swedish).
Combaz A, Lange FW, Pansart J. 1967. Les “Leiofusidae” Eisenack, 1938. Review of Palaeobotany and Palynology 167:291–307.
Cook PJ, Shergold JH. 1986. Proterozoic and Cambrian phosphorites–nature and origin. In: Cook PJ, Shergold JH, editors. Phosphate deposits of the world. Vol. 1. United Kingdom: Cambridge University Press; p. 369–386.
Cookson I, Eisenack A. 1958. Microplankton from Australia and New Guinea Upper Mesozoic sediments. Proceedings of the Royal Society of Victoria 70:19–79.
Cornet Y, Storme J-Y, Compère P, Butterfield NJ, Javaux EJ. 2015. Ultrastructural and chemical characterization of the Cryogenian acritarch Cerebrosphaera [abstract]. Available from: http://goldschmidt.info/2015/uploads/abstracts/origPDFs/2445.pdf
Cotter KL., 1997. Neoproterozoic microfossils from the Officer Basin, Western Australia. Alcheringa 21:247–270.
Cotter KL., 1999. Microfossils from Neoproterozoic Supersequence 1 of the Officer Basin, Western Australia. Alcheringa 23:63–86.
Couëffé R, Vecoli M. 2011. New sedimentological and biostratigraphic data in the Kwahu Group (Meso-to Neo-Proterozoic), southern margin of the Volta Basin, Ghana: Stratigraphic constraints and implications on regional lithostratigraphic correlations. Precambrian Research 189:155–175.
Dehler CM., 2014. Advances in Neoproterozoic biostratigraphy spark new correlations and insight in evolution of life. Geology 42:731–732.
De Leeuw JW, Versteegh GJM, Van Bergen PF. 2006. Biomacromolecules of plants and algae and their fossil analogues. Plant Ecology 189:209–233.
Derenne S, Largeau C, Berkalo C, Rousseau B, Wilhelm C, Hatcher P. 1992a. Non-hydrolysable macromolecular constituents from outer walls of Chlorella fusca and Nanochlorum eucaryotum. Phytochemistry 31:1923–1929.
Derenne S, Le Berre F, Largeau C, Hatcher P, Connan J, Raynaud JF. 1992b. Formation of ultralaminae in marine kerogens via selective preservation of thin resistant outer walls of microalgae. Organic Geochemistry 19:345–350.
Dornbas SQ., 2011. Phosphatization through the Phanerozoic. In: Allison PA, Bottjet DJ, editors. Taphonomy: Process and Bias Through Time. Dordrecht: Springer Netherlands; p. 435–456.
Downie C., 1973. Observations on the nature of the acritarchs. Palaeontology 16:239–259.
Downie C, Sarjeant WAS. 1963. On the interpretation and status of some hystrichosphere genera. Palaeontology 6:83–96.
Downie C, Evitt WR, Sarjeant WAS. 1963. Dinoflagellates, hystrichospheres, and the classification of the acritarchs. Stanford University Publications in Geological Sciences 7:1–16.
Eisenack A., 1938. Neue Mikrofossilien des baltischen Silurs [New microfossils from the Silurian of the Baltic]. Palaeontologisch Zeitschrift 19:217–243. (in German).
Eisenack A., 1958. Tasmanites Newton 1975 und Leiosphaeridia n. gen. aus gattungen der Hystrichosphaeridea [Tasmanites Newton 1975 und Leiosphaeridia n. gen. From the group Hystrichosphaeridea]. Palaeontographica A 110:1–19. (in German).
Eisenack A., 1965. Mikrofossilien aus dem Silur Gotlands. Hystrichosphären, Problematika [Microfossils from the Silurian of Gotland. Hystrichospheres, Problematics]. Neues Jahrbuch Geologie Paläontologie Abhandlungen 122:257–274. (in German).
Eisenack A., 1972. Kritische Bemerkung zur Gattung Pterospermopsis (Chlorophyta, Prasinophyceae). [Critical remarks on the genus Pterospermopsis]. Neues Jahrbuch Geologie Paläontologie 10:596–601. (in German).
Eisenack A., 1976. Mikrofossilien aus dem Vaginatenkalk von Hälludden, Öland [Microfossils from the vaginates limestones of Hällunden, Öland]. Palaeontographica Abteilung A. 154:181–203. (in German).
Eisenack A, Cramer FH, Diez MdCR. 1979. Katalog der fossilen Dinoflagellaten, Hystrichosphären und verwandten Mikrofossilen. Acritarcha Band 5, Teil 3. Stuttgart: E. Schweizerbart'sche Verlagsbuchhandlung. 533 pp.
Erwin DHM, Valentine JW. 2013. The Cambrian explosion in the construction of animal biodiversity. Greenwood Village, Colorado: Roberts and Company; 406 pp.
Evitt WR., 1963. A discussion and proposals concerning fossil dinoflagellates, hystrichospheres and acritarchs. Proceedings of the National Academy of Sciences of the United States of America 49:158164, 298–302.
Fensome RA, Williams GL, Barss MS, Freeman JM, Hill JM. 1990. Acritarchs and fossil Prasinophytes: and index to genera, species and infraspecific taxa. Am Assoc Stratigr Palynologists Contibutions Ser 25:771.
Gelin F, Volkman JK, Largeau C, Derenne S, Sinninghe Damste JS, De Leeuw JW. 1999. Distribution of aliphatic, nonhydrolyzable biopolymers in marine microalgae. Organic Geochemistry 30:147–159.
Gogarten JP, Fournier G, Zhaxybayeva O. 2008. Gene transfer and the reconstruction of life's early history from genomic data. In: Botta O, Bada JL, Gomez-Elvira J, Javaux E, Selsis F, Summons R, editors. Strategies of Life Detection. Springer; p. 115–131.
Graham LE, Graham JM, Wilcox LW. 2009. Algae. 2nd ed. San Francisco: Benjamin Cummings; 616 pp.
Grey K., 2005. Ediacaran palynology of Australia. Memoirs of the Association of Australasian Palaeontologists 31:1–439.
Grey K., 2013. Palynology of the drillhole Jamison 1 (Warramban 1:100 000 sheet; Tanumbrini 1:250 000 sheet) Beetaloo Basin, Nothern Territory, Australia. Paleontology Report No. 2013/05. Geological Survey of Western Australia, internal reports.
Grey K, Hill AC, Calver CR. 2011. Biostratigraphy and stratigraphic subdivision of Cryogenian successions of Australia in a global context. In: Arnaud E, Halverson GP, Shields-Zhou G, editors. The Geological Record of Neoproterozoic Glaciations. London: Geological Society, Memoirs, 36:113–134.
Guy-Ohlson D., 1996. Prasinophycean algae. In: Jansonius J, McGregor DC, editors. Palynology: principles and Applications. Vol 1. Salt Lake City: American Association of Stratigraphic Palynologists Foundation; p. 181–189.
Hagen C, Siegmund S, Braune W. 2002. Ultrastructural and chemical changes in the cell wall of Haematococcus pluvialis (Volvocales, Chlorophyta) during aplanospore formation. European Journal of Phycology 37:217–226.
Hermann TN., 1990. Organic World Billion Years Ago. Leningrad: Nauka. (in Russian).
Hill AC, Cotter KL, Grey K. 2000. Mid-Neoproterozoic biostratigraphy and isotope stratigraphy in Australia. Precambrian Research 100:281–298.
Hofmann HJ., 1976. Precambrian microflora, Belcher Islands, Canada: significance and systematics. Journal of Paleontology 50:1040–1073.
Hofmann HJ., 1990. Precambrian time units and nomenclature–the geon concept. Geology 18:340–341.
Hofmann HJ, Jackson GD. 1994. Shale-facies microfossils from the Proterozoic Bylot Supergroup, Baffin Island, Canada. Memoirs of the Paleontological Society 37:1–39.
Hoffman PF, Schrag DP. 2000. Snowball earth. Scientific American 282:68–75.
Holland HD. 2006. The oxygenation of the atmosphere and oceans. Philosophical Transactions Royal Society of London B: Biological Sciences.
House CH, Fitz-Gibbon ST. 2002. Using homolog groups to create a whole-genomic tree of free-living organisms: an update. Journal of Molecular Evolution 54:539–47.
Inouye I, Hori T, Chihara M. 1990. Absolute configuration of the flagellar apparatus of Pterosperma cristatum (Prasinophyceae) and consideration of its phylogenetic position. Journal of Phycology 26:329–344.
International Code of Nomenclature for algae, fungi, and plants (Melbourne Code). 2011. McNeill J, Barrie FR, Buck WR, Demoulin V, Greuter W, Hawksworth DL, Herendeen PS, Knapp S, Marhold K, Prado J, et al., editors. Bratislava: International Association for Plant Taxonomy.
[IUGS] International Union of Geological Sciences. 2015. International Chronostratigraphic Chart 2015. International Commission on Stratigraphy. Available from: http//www.stratigraphy.org/ICSchart/ChronostratChart2015-01.pdf
Jachowicz-Zdanowska M., 2013. Cambrian phytoplankton of the Brunovistulicum taxonomy and biostratigraphy. Polish Geological Institute Special Papers 28:1–150.
Jankauskas TV., 1980. Shisheniakskaia mikrobiota Verkhnego Rifeia Iuzhnogo Urala [Shisheniak microbiota of the Upper Riphean of the Southern Urals]. Akademiya Nauk SSSR Transactions 251:190–192. (in Russian).
Jankauskas TV., 1982. Mikrofossilii rifeiia Iuzhnogo Urala [Riphean microfossils of the Southern Urals]. In: Keller BM, editor. Stratotip Rifeya-Paleontologiya paleomagnetizm [Riphean Stratotype: Paleontology and Paleomagnetism]. Akademiya Nauk SSSR Transactions, Moscow. 368:84–120. (in Russian).
Jankauskas TV, Mikhailova NS, German TN, editors. 1989. Microfossili dokembriya SSSR [Precambrian microfossils of the USSR]. Leningrad: Nauka. (in Russian).
Javaux EJ., 2011. Early eukaryotes in Precambrian oceans. In: Gargaud M, Lopez-Garcia P, Martin H, editors. Origins and Evolution of life: An astrobiological Perspective. Cambridge (UK): Cambridge University Press; p. 415–449.
Javaux EJ, Knoll AH, Walter MR. 2004. TEM evidence for eukaryotic diversity in mid-Proterozoic oceans. Geobiology 2:121–132.
Knoll AH., 2011. The multiple origins of complex multicellularity. Annual Review of Earth and Planetary Sciences 39:217–239.
Knoll AH., 2014. Paleobiological perspectives on early eukaryotic evolution. In: Keeling PJ, Koonin EV, editors. Additional perspectives on the origin and evolution of eukaryotes. Cold Spring Harbour, NY: Cold Spring Harbor Perspect Biol. 6: a016121:1–13.
Knoll AH, Calder S. 1983. Microbiotas of the late Proterozoic Ryssö Formation, Nordaustlandet, Svalbard. Palaeontology 26:467–496.
Knoll AH, Javaux EJ, Hewitt D, Cohen P. 2006. Eukaryotic organisms in Proterozoic oceans. Philosophical Transactions Royal Society of London B: Biological Sciences 361:1023–1038.
Knoll AH, Swett K, Mark J. 1991. Paleobiology of a Neoproterozoic tidal fiatllagoonal complex: the Draken conglomerate formation, Spitsbergen. Journal of Paleontology 65:531–570.
Knoll AH, Vidal G. 1980. Late Proterozoic vase-shaped microfossils from the Visingso Beds, Sweden. Geol Foreningens Stockholm Forhandningar 102:207–211.
Kolosov PN., 2014. On some species of Microfossils from the Torgin Formation of the Neoproterozoic of the Berezov Depression (Southern Siberian Platform). Paleontological Journal 48:330–338.
Kustatscher E, Dotzler N, Taylor TN, Krings M. 2014. Microfossil with suggested affinities to the Pyramimonadales (Pyramimonadophyceae, Chlorophyta) from the Lower Devonian Rhynie Chert. Acta Palaeobotanica 54:163–171.
Lamb DM, Awramik SM, Chapman DJ, Zhu S. 2009. Evidence for eukaryotic diversification in the ≈1800 million-year-old Changzhougou Formation, North China. Precambrian Research 173:93–104.
Larssen M, Nørgaard-Pedersen N. 1988. A Sedimentological Analysis of Deltaic Complexes and Alluvial Fan Deposits in the Visingsö Group (Upper Proterozoic), Southern Sweden Vol. l. Copenhagen: Copenhagen University, Dept. of Geology.
Lee RE., 2008. Phycology. Cambridge: Cambridge University Press, 547 pp.
Le Hérissé A., 1984. Microplancton à paroi organique du Silurien de Gotland (Suède): observations au microscope electronique de structures de desenkystement [Organic-walled microplankton from the Silurian of Gotland (Sweden): electronic microscopy on excystment structures]. Review of Palaeobotany and Palynology 43:217–236. (in French).
Le Hérissé A., 1989. Acritarches et kystes d'algues Prasinophycées du Silurien de Gotland, Suède: Palaeontographica Italica. 76:57–3012. (in French).
Lenton TM, Boyle RA, Poulton SW, Shields-Zhou GA, Butterfield NJ. 2014. Co-evolution of eukaryotes and ocean oxygenation in the Neoproterozoic era. Nature Geoscience 7:257–265.
Loeblich AR., 1970. Morphology, ultrastructure and distribution of Paleozoic acritarchs. In: Yochelson EL, editor. Proceedings of North American Paleontological Convention; 1969; Chicago (IL): Field Museum of Natural History; p. 705–788.
Loeblich AR, Tappan H. 1969. Acritarch excystment and surface ultrastructure with descriptions of some Ordovician taxa. Review Esp Micropal 1:45–47.
Lundmark AM, Lamminen J. 2016. The provenance and setting of the Mesoproterozoic Dala Sandstone, western Sweden, and paleogeographic implications for southwestern Fennoscandia. Precambrian Research 275:197–208.
McNeill J, Barrie FR, Buck WR, Demoulin V, Greuter W, Hawksworth DL, Herendeen PS, Knapp S, Marhold K, Prado J, et al., editors. 2011. International Code of Nomenclature for algae, fungi, and plants (Melbourne Code). Bratislava: International Association for Plant Taxonomy.
Magnusson NH., 1960. Age determinations of Swedish Precambrian rocks. Geol Foreningens Stockholm Forhandlingar 82:407–431.
Margulis L, Corliss JO, Melkonian M, Chapman DJ, editors. 1989. Handbook of Protoctista. Boston: Jones and Bartlett Publishers; 914 pp.
Martí-Mus M, Moczydłowska M. 2000. Internal morphology and taphonomic history of the Neoproterozoic vase-shaped microfossils from the Visingsö Group, Sweden. Norsk Geolgisk Tidsskrift 80:213–228.
Mendelson CV, Schopf JW. 1992. Proterozoic and selected early Cambrian microfossils and microfossil-like objects. In: Schopf JW, Klein C, editors. The Proterozoic biosphere. Cambridge, UK: Cambridge University Press; p. 865–952.
Mikhailova NS., 1986. Novye nakhodki mikrofitofossilij iz otlozhenij verkhnego rifeya Krasnoyarskogo kraya [New finds of microphytofossils from upper Riphean deposits of the Krasnoyar region]. In: Sokolov BS, editor. Aktual 'nye Voprosy Sovremennoj Paleoalgologii. Kiev: Naukova Dumka; p. 31–37. (in Russian).
Moczydłowska M., 1988. New Lower Cambrian acritarchs from Poland. Review of Palaeobotany and Palynology 54:1–10.
Moczydłowska M., 1991. Acritarch biostratigraphy of the Lower Cambrian and the Precambrian-Cambrian boundary in southeastern Poland. Oslo, Norway: Fossils and Strata, Universitetsforslag; 29:127 pp.
Moczydłowska M., 1998. Cambrian acritarch from Upper Silesia, Poland–biochronology and tectonic implications. Oslo, Norway: Fossils and Strata, Universitetsforslag; 46:121 pp.
Moczydłowska M., 2008a. The Ediacaran microbiota and the survival of Snowball Earth conditions. Precambrian Research 167:1–15.
Moczydłowska M., 2008b. New records of late Ediacaran microbiota from Poland. Precambrian Research 167:71–92.
Moczydłowska M., 2010. Life cycle of early Cambrian microalgae from the Skiagia-plexus acritarchs. Journal of Paleontology 84:216–230.
Moczydłowska M., 2011. The early Cambrian phytoplankton radiation: acritarch evidence from the Lükati Formation. Estonia. Palynology 35:103–145.
Moczydłowska M., 2015. Algal affinities of Ediacaran and Cambrian organic-walled microfossils with internal reproductive bodies: Tanarium and other morphotypes. Palynology 40:83–21. doi: 10.1080/01916122.2015.1006341.
Moczydłowska M, Willman S. 2009. Ultrastructure of cell walls in ancient microfossils as a proxy to their biological affinities. Precambrian Research 173:27–38.
Moczydłowska M, Schopf JW, Willman S. 2010. Micro- and nano-scale ultrastructure of cell walls in Cryogenian microfossils: revealing their biological affinity. Lethaia 43:129–136.
Moczydłowska M, Vidal G, Rudavskaya V. 1993. Neoproterozoic (Vendian) phytoplankton from the Siberian Platform, Yakutia. Palaeontology 36:495–521.
Moczydłowska M, Landing E, Zang W, Palacios T. 2011. Proterozoic phytoplankton and timing of chlorophyte algae origins. Palaeontology 54:721–733.
Moczydłowska M, Pease V, Willman S, Wickström L, Agić H. 2017. A Tonian age of the Visingsö Group in Sweden constrained by detrital zircon dating and biochronology: implications for evolutionary events. Geological Magazine. doi:10.1017/S0016756817000085.
Morad S, Vidal G. 1989. Proterozoic Mn-oxide precipitation by planktonic plant protists (acritarchs). Geological Magazine 126:301–305.
Nagy RM, Porter SM, Dehler CM, Shen Y. 2009. Biotic turnover driven by eutrophication before the Sturtian low-latitude glaciation. Nature Geoscience 2:415–418.
Ogurtsova RN, Sergeev VN. 1989. Megaspheromorphids from the Upper Precambrian Chichkanskaya Formation, southern Kazkhstan. Paleontologicheskii zhurnal 2:119–122. (In Russian).
Pace NR., 1997. A molecular view of microbial diversity and the biosphere. Science 276:734–740.
Patchett PJ, Bylund G. 1977. Age of Grenville belt magnetisation: Rb- Sr and Palaeomagnetic evidence from Swedish dolerites. Earth Planet Science Letters 35:92–104.
Pease V, Daly JS, Elming SÅ, Kumpulainen R, Moczydłowska M, Puchkov V, Roberts D, Saintot A, Stephenson R. 2008. Baltica in the Cryogenian, 850–630 Ma. Precambrian Research 160:46–65.
Peng Y, Bao H, Yuan X. 2009. New morphological observations for Paleoproterozoic acritarchs from the Chuanlinggou Formation, North China. Precambrian Research 168:223–232.
Playford G., 2003. Acritarch and Prasinophyte Phycomata: A Short Course. AASP Contribution Series 41:1–46.
Porter SM., 2006. The Proterozoic fossil record of heterotrophic Eukaryotes. In: Xiao S, Kaufman AJ, editors. Neoproterozoic geobiology and paleobiology. The Netherlands: Springer; p. 121.
Porter SM, Riedman LA. 2016. Systematics of organic-walled microfossils from the ca.780–740 Ma Chuar Group, Grand Canyon, Arizona. Journal of Paleontology 90:815–853.
Porter SM, Meisterfeld R, Knoll AH. 2003. Vase-shaped microfossils from the Neoproterozoic Chuar Group, Grand Canyon: a classification guided by modern testate amoebae. Journal of Paleontology 77:409–429.
Prasad B, Asher R. 2001. Acritarch biostratigraphy and lithostratigraphic classification of Proterozoic and Lower Paleozoic sediments (Pre-unconformity sequence) of Ganga Basin, India. Paleontographica Indica 5:1–151.
Prasad B, Uniyal SN, Asher R. 2005. Organic-walled microfossils from the Proterozoic Vindhyan Supergroup of Son Valley, Madhya Pradesh, India. Palaeobotanist 54:13–60.
Pratt LM, Summons RE, Hieshima GB. 1991. Sterane and triterpane biomarkers in the Precambrian Nonesuch Formation, North American Midcontinent Rift. Geochimica et Cosmochimica 55:911–916.
Pyatiletov VG., 1980. O nakhodkakh mikrofossilii roda Navifusa v Lakhandinskoi Svite [On the discovery of microfossils in the genus Navifusa in the Lakhanda Formation]. Paleontologicheskii Zhurnal 1980:143–145. (in Russian).
Ragozina AL, Weis AF, Afonin SA. 2003. Colonial Cyanobacteria of the genus Ostiana Microcystis from the Upper Vendian of Arkhangelsk Region. Proc SPIE 4939:53–59.
Raven PH, Evert RF, Eichhorn SE. 2005. Biology of plants. New York: W.H. Freeman and Company Publishers; 686 pp.
Retallack GJ., 2015. Acritarch Evidence for an Ediacaran Adaptive Radiation of Fungi. Botanica Pacifica 4:19–33.
Riedman LA, Porter SM. 2016. Organic-walled microfossils of the mid-Neoproterozoic Alinya Formation, Officer Basin, Australia. Journal of Paleontology 90:854–887.
Riedman LA, Porter SM, Halverson GP, Hurtgen MT, Junium CK. 2014. Organic-walled microfossil assemblages from glacial and interglacial Neoproterozoic units of Australia and Svalbard. Geology 42:1011–1014.
Samuelsson J., 1997. Biostratigraphy and palaeobiology of early Neoproterozoic strata of the Kola Peninsula, Northwest Russia. Norsk Geologisk Tidskrift 77:165–192.
Samuelsson J, Dawes PR, Vidal G. 1999. Organic-walled microfossils from the Proterozoic Thule Supergroup, Northwest Greenland. Precambrian Research 96:1–23.
Samuelsson J, Strauss H. 1999. Stable carbon and oxygen isotope geochemistry of the upper Visingsö Group (early Neoproterozoic), southem Sweden. Geological Magazine 136:63–73.
Schopf JW., 1968. Microflora of the Bitter Springs Formation, late Precambrian, central Australia. Journal of Paleontology 42:651–688.
Schopf JW., 1992. Atlas of representative Proterozoic Microfossils. In: Schopf JW, Klein C, editors. The Proterozoic Biosphere. Cambridge: Cambridge University Press; p. 1055–1117.
Schopf JW., 1999. Cradle of Life. Princeton (NJ): Princeton University Press.
Schopf JW., 2009. The hunt for Precambrian fossils: An abbreviated genealogy of the science. Precambrian Research 173:4–9.
Schopf JW, Klein C, editors. 1992. The Proterozoic Biosphere: A Multidisciplinary Study. Cambridge (UK): Cambridge University Press; 1338 pp.
Semikhatov MA, Shurkin KA, Aksenov YM, Bekker YR, Bibikova YR, Duk VL, Yesipchuk KY, Karsakov LP, Kiselev VV, Kozlov VL, et al. 1991. A new stratigraphic scale for the Precambrian of USSR. International Geological Review 33:413–422.
Sergeev VN., 2006. (Precambrian microfossils in cherts: their paleobiology, classification and biostratigraphic usefulness). Moscow: GEOS; 280 pp. (In Russian).
Sergeev VN, Schopf JW. 2010. Taxonomy, paleoecology and biostratigraphy of the late Neoproterozoic Chichkan microbiota of South Kazakhstan: the marine biosphere on the eve of metazoan radiation. Journal of Paleontology 84:363–401.
Sergeev VN, Gerasimenko LM, Zavarzin GA. 2002. The Proterozoic history and present state of Cyanobacteria. Microbiology 71:623–637.
Sergeev VN, Knoll AH, Vorobeva NG. 2011. Ediacaran microfossils from the Ura Formation, Baikal-Patom Uplift, Siberia: taxonomy and biostratigraphic significance. Journal of Paleontology 85:987–1011.
Shields-Zhou GA, Hill AC, Macgabhann BA. 2012. The Cryogenian Period. In: Gradstein FM, Ogg JG, Schmitz MD, Ogg GM, editors. The geologic time scale 2012 volume 1. Amsterdam: Elsevier; p. 393–411.
Stanevich AM, Gladkochub DP, Kornilova TA, Mazukabzov AM, Karmanov NS. 2009. Mikrofossilii Udzhinskoy Svity Rifeya Severa Sibirskogo Kratona. Izvestiya Tomskogo politekhnicheskogo universiteta 315:5–10. (in Russian).
Strauss H, Moore TB. 1992. Abundances and isotopic compositions of carbon and sulfur species in whole rock and kerogen samples. In: Schopf JW, Klein C, editors. The Proterozoic biosphere. Cambridge: Cambridge University Press; p. 709–798.
Strauss JV, Rooney AD, MacDonald FA, Brandon AD, Knoll AH. 2014. 740 Ma vase-shaped microfossils from Yukon, Canada: Implications for Neoproterozoic chronology and biostratigraphy. Geology 42:659–662.
Strother PK, Wellman CH. 2016. Palaeoecology of a billion-year-old non-marine cyanobacterium from the Torridon Group and Nonesuch Formation. Palaeontology 59:89–108.
Talyzina NM, Moczydłowska M. 2000. Morphological and ultrastructural studies of some acritarchs from the Lower Cambrian Lükati Formation, Estonia. Review of Palaeobotany and Palynology 112:1–21.
Tang Q, Pang K, Xiao S, Yuan X, Ou Z, Wan B. 2013. Organic-walled microfossils from the early Neoproterozoic Liulaobei Formation in the Huainan region of North China and their biostratigraphic significance. Precambrian Research 236:157–181.
Tang Q, Pang K, Yuan X, Wan B, Xiao S. 2015. Organic-walled microfossils from the Tonian Gouhou Formation, Huaibei region, North China Craton, and their biostratigraphic implications. Precambrian Research 266:296–318.
Tappan H., 1980. The paleobiology of plant protists. San Francisco, California: WH Freeman; 1028 pp.
Taylor FJR., 1994. The role of phenotypic comparisons in the determination of protist phylogeny. In: Bengtson S, editor. Early life on earth Nobel Symposium No 84. New York: Columbia University Press; p. 312–326.
Taylor TN, Krings M, Taylor EL. 2015. Fossil fungi. Amsterdam: Academic Press, Elsevier; 400 pp.
Timofeev BV., 1966. Mikropaleofitologicheskoe Issledovanie Drevnikh Svit [Micropaleophytological research into ancient strata]. Moscow: Nauka; Academy of Sciences. (in Russian).
Timofeev BV., 1969. Sferomorphidy proterozoya (Spheromorphids of the Proterozoic). Nauka, Leningrad: Academy of Sciences, USSR, Institute for Precambrian Geology and Geochronology, 145 pp. (in Russian).
Timofeev BV., 1973. Microphytofossils from the Precambrian of the Ukraine. Leningrad: Nauka; p. 1–12.
Timofeev BV, Hermann TN, Mikhailova NS. 1976. Mikrofitofossilii Dokembriia, Kembriia i Ordovika [Plant Microfossils of the Precambrian, Cambrian, and Ordovician]. Leningrad: Scientific Institute of Precambrian Geology and Geochronology. (in Russian).
Turner RE. 1984. Acritarchs from the type area of the Ordovician Caradoc Series, Shropshire, England. Palaeontolgraphica, Abt B. 190:87–157.
Tynni R, Uutela A. 1984. Microfossils from the Precambrian Muhos Formation in western Finland. Geologian Tutkimuskesus (Finland) Bulletin 330:1–39.
Van den Hoeck C, Mann DG, Jahn HM. 1995. Algae: an introduction to phycology. Cambridge: Cambridge University Press; 623 pp.
Vavrdová M., 1992. Excystment opening and the affinities of acritarchs. Acta Universitatis Carolinae Geologica 3–4:361–383.
Veis AF, Vorobeva NG, Golubkova EY. 2006. The early Vendian microfossils first found in the Russian Plate: Taxonomic composition and biostratigraphic significance. Stratigraphy and Geologic Correlation 14:368–385 (English version).
Vidal G., 1972. Algal stromatolites from the Late Precambrian of Sweden. Lethaia 5:353–368.
Vidal G., 1974. Late Precambrian microfossils from the basal sandstone unit of the Visingsö beds, Southern Sweden. Geologica et Palaeontologica 8:1–14.
Vidal G., 1976a. Late Precambrian microfossils from the Visingsö Beds in southern Sweden. Fossils and Strata 9:1–57.
Vidal G., 1976b. Late Precambrian acritarchs from the Eleonore Bay Group and Tllite Group in East Greenland, A preliminary report. Geological Survey Greenland Report 78:1–19.
Vidal G., 1981. Micropalaeontology and biostratigraphy of the Upper Proterozoic and Lower Cambrian sequence in East Finnmark, northern Norway. Norges Geologiske Undersokelse 362:1–53.
Vidal G., 1982. Den prepaleozoiska sedimentära berggrunden. In: Wikman H, Bruun Å, Dahlman B, Vidal G, editors. Beskrivning till Berggrundskartan Hjo NO. Uppsala: Sveriges Geol Undersokning Serie Af. 120; p. 52–75.
Vidal G., 1985. Prepaleozoisk sedimentberggrund. In: Persson L, Bruun Å, Vidal G, editors. Beskrivning till Berggrundskartan Hjo SO. Sveriges Geol Undersokning Serie Af. 134. Uppsala: Swedish Geological Survey in Swedish: Sveriges Geol Undersokning; p. 77–91.
Vidal G., 1988. A palynological preparation method. Palynology 12:215–220.
Vidal G, Ford T. 1985. Microbiotas from the late Proterozoic Chuar Group (northern Arizona) and Uinta Mountain Group (Utah) and their chronostratigraphic implications. Precambrian Research 28:349–489.
Vidal G, Moczydłowska M. 1995. The Neoproterozoic of Baltica–stratigraphy, palaeobiology and general geological evolution. Precambrian Research 73:197–216.
Vidal G, Moczydłowska-Vidal M. 1997. Biodiversity, speciation, and extinction trends of Proterozoic and Cambrian phytoplankton. Paleobiology 23:230–246.
Vidal G, Siedlecka A. 1983. Planktonic, acid-resistant microfossils from the Upper Proterozoic strata of the Barents Sea Region of Varanger Peninsula, East Finmark, Northem Norway. Norges geologiske undersøkelse 382:45–79.
Vidal G, Moczydłowska M, Rudavskaya V. 1993. Biostratigraphical implications of a Chuaria-Tawuia assemblage and associated acritarchs from the Neoproterozoic of Yakutia. Palaeontology 36:387–402.
Vorobeva NG, Sergeev VN, Knoll AH. 2009. Neoproterozoic microfossils from the northeastern margin of the East European Platform. Journal of Paleontology 83:161–196.
Wacey D, Saunders M, Roberts M, Menon S, Green L, Kong C, Culwick T, Strother P, Brasier MD. 2014. Enhanced cellular preservation by clay minerals in 1 billion-years-old lakes. Nature; Scientific Reports 4:1–11.
Wall, D., 1962. Evidence from Recent Plankton Regarding the Biological Affinities of Tasmanites Newton 1875 and Leiosphaeridia Eisenack 1958. Geological Magazine 4:353–362.
Wicander R., 2007. Acritarchs and prasinophyte phycoma. Short Course. CIMP Lisbon'07 Lisbon, Portugal, 24–28 September2007. 15 pp.
Willman S., 2009. Morphology and wall ultrastructure of leiosphaeric and acanthomorphic acritarchs from the Ediacaran of Australia. Geobiology 7:8–20.
Willman S, Moczydłowska M. 2007. Wall ultrastructure of an Ediacaran acritarch from the Officer Basin, Australia. Lethaia 40:111–123.
Willman S, Moczydłowska M. 2008. Ediacaran acritarch biota from the Giles 1 drillcore, Officer Basin, Australia, and its potential for biostratigraphic correlation. Precambrian Research 162:498–530.
Willman S, Moczydłowska M, Grey K. 2006. Neoproterozoic (Ediacaran) diversification of acritarchs A new record from the Murnaroo 1 drillcore, eastern officer Basin, Australia. Review of Palaeobotany and Palynology 139:17–39.
Woese C, Kandler O, Wheelis ML. 1990. Towards a natural system of organisms: proposal for the domains Archaea, Bacteria, and Eukarya. Proceedings of the National Academy of Sciences, USA 87:4576–4579.
Xiao S, Tang Q, Hughes NC, McKenzie NR, Myrow PM. 2016. Biostratigraphic and detrital zircon age constraints on the basement of the Himalayan Foreland Basin: Implications for a Proterozoic link to the Lesser Himalaya and cratonic India.Terra Nova 28:419–426.
Xing Y, Liu K. 1973. On Sinian microflora in Yenliao region of China and its geographic significance. Acta Geologica Sinica 1:1–64.
Yan Y., 1982. Micropalaeoflora from the Liulaobei Formation of Sinian subera in Fengyang region, Anhui Province. Bulletin Nanjing Institute Geolology 3:75–91.
Yan Y., 1991. Shale-facies microflora from the Changzhougou Formation (Changcheng System) in Pangjiabu region, Hebei, China. Acta Micropalaeontological Sinica 8:183–195.
Yan Y, Liu Z-l. 1993. Significance of eukaryotic organisms in the microfossil flora of Changcheng System. Acta Micropalaeontological Sinica 10:167–180.
Yin L., 1987. Microbiotas of latest Precambrian sequences in China. In: Precambrian-Cambrian Boundary, Vol. 1. Nanjing: Nanjing Institute of Geology and Palaeontology, Stratigraphy and Palaeontology of Systemic Boundaries in China; p. 415–494.
Yin L, Guan B. 1999. Organic-walled microfossils of Neoproterozoic Dongjia Formation, Lushan County, Henan Province, North China. Precambrian Research 94:121–137.
Yin L, Yuan X. 2007. Radiation of Meso-Neoproterozoic and early Cambrian protists inferred from the microfossil record of China. Palaeogeogr Palaeoclim Palaeoecol 254:350–361.
Zang WL., 1995. Early Neoproterozoic sequence stratigraphy and acritarch biostratigraphy, eastern Officer Basin, South Australia. Precambrian Research 74:119–175.
Zang WL, Walter MR. 1992a. Late Proterozoic and Early Cambrian microfossils and biostratigraphy, Northern Anhui and Jiangsu, central eastern China. Precambrian Research 57: 243–323.
Zang W, Walter MR. 1992b. Late Proterozoic and Cambrian microfossils and biostratigraphy, Amadeus Basin, central Australia. Asso Australas Palaeontologists Memoir 12:132.
Zhu S, Zhu M, Knoll AH, Yin Z, Zhao F, Sun S, Qu Y, Shi M, Liu H. 2016. Decimetre-scale multicellular eukaryotes from the 1.56-billion-year-old Gaoyuzhuang Formation in North China. Nature Communications 7:11500.