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Stratigraphic time - taxa

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Lower Silurian

 
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genus Acanthocrania Williams, 1943 (Ordovician - Permian)
class Acanthodii Owen, 1846 (Lower Silurian - Cisuralian)
species Acanthograptus aculeatus (Počta, 1894) (Sheinwoodian - Homerian)
species Acanthograptus bulmani Bouček, 1957 (Sheinwoodian - Homerian)
species Acanthograptus jubatus Obut, 1953 (Sheinwoodian - Gorstian)
species Acanthograptus multispinus Gurley in Bassler, 1909 (Telychian - Sheinwoodian)
species Acanthograptus pulcher Spencer, 1884 (Sheinwoodian - Homerian)
genus Acanthospirifer Menakova, 1964 (Silurian)
species Acaste downingiae (Murchison, 1839) (Homerian)
species Acernaspis orestes (Billings, 1860) (Telychian)
species Acidaspis brightii Murchison, 1839 (Homerian)
species Acidaspis grayi Barrande, 1852 (Sheinwoodian - Homerian)
genus Acrosaccus Willard, 1928 (Ordovician - Silurian)
species Acrosaccus vexatus (Barrande, 1879) (Sheinwoodian - Ludfordian)
genus Acrotretella Ireland, 1961 (Silurian)
species Acrotretella siluriana Ireland, 1961 (Rhuddanian - Homerian)
species Actinodonta cuneata Phillips, 1848 (Llandovery)
species Aechmina cuspidata Jones & Holl, 1869 (Wenlock)
species Aegironetes lunulla Havlíček in Havlíček & Štorch, 1990 (Rhuddanian - Aeronian)
species Agarhyncha agason Havlíček in Havlíček & Štorch, 1990 (Homerian)
species Ainiktozoon loganense Scourfield, 1937 (Aeronian - Telychian)
species Aitilia calcarata Martinsson, 1962 (Silurian)
species Akidograptus ascensus Davies, 1929 (Rhuddanian)
species Alaskospira pseudopentameriformis (Khodalevich, 1939) (Silurian)
species Ambocoelia praecox Kozłowski, 1929 (Silurian)
species Ambonychia carens (Barrande, 1881) (Sheinwoodian - Ludfordian)
species Ambonychia rara (Barrande, 1881) (Sheinwoodian - Homerian)
kingdom Amoebozoa Lühe, 1913 emend. Cavalier-Smith, 1998 (Neoproterozoic - recent)
species Ampheristocystis concentricus Frest, 2005 (Wenlock)
species Amphicoelia fausta (Barrande, 1881) (Sheinwoodian - Homerian)
species Amphistrophia harperi Havlíček in Havlíček & Štorch, 1990 (Sheinwoodian - Homerian)
species Amphistrophiella funiculata (McCoy, 1846) (Sheinwoodian - Homerian)
species Anartiocystis foerstei W. I. Ausich & G. A. Schumacher, 1984 (Aeronian)
species Anartiocystis whitei Sumrall, 2002 (Aeronian)
species Anastrophia deflexa (Sowerby, 1839) (Sheinwoodian - Ludfordian)
species Ancillotoechia ancillans (Barrande, 1879) (Homerian)
species Ancillotoechia conspicua Amsden, 1978 (Wenlock)
species Ancillotoechia olivetta Havlíček in Havlíček & Štorch, 1990 (Homerian)
kingdom Animalia Linnaeus, 1758 - animals (Ediacaran - recent)
species Anisopleurella gracilis (Jones, 1928) (Llandovery)
family Anomalocarididae Raymond, 1935 (Lower Cambrian - Lower Devonian)
species Antirhynchonella bubo (Barrande, 1847) (Telychian - Homerian)
species Antirhynchonella luzcensis Havlíček in Havlíček & Štorch, 1990 (Sheinwoodian - Homerian)
species Apiocystites pentrematoides Forbes, 1848 (Homerian)
species Aptilechinus caledonensis Kier, 1973 (Llandovery)
species Araspirifer araneus Havlíček, 1987 (Sheinwoodian - Homerian)
species Aratoechia arabella Havlíček in Havlíček & Štorch, 1990 (Homerian)
species Aratoechia minerva (Barrande, 1847) (Sheinwoodian - Homerian)
order Archaeostraca Claus, 1888 (Cambrian - Permian)
species Arctinurus boltoni (Bigsby, 1825) (Silurian)
species Arcualla cliens (Havlíček, 1977) (Sheinwoodian - Homerian)
species Arionoceras canonicum (Meneghini, 1857) (Wenlock)
phylum Arthropoda Gravenhorst, 1843 - arthropods (Cambrian - recent)
species Artiotreta krizi Mergl, 2001 (Rhuddanian - Homerian)
species Asaphocrinus ornatus (Hall, 1852) (Wenlock)
species Ascanigypa ascania (Barrande, 1879) (Sheinwoodian - Homerian)
class Asteroidea De Blainville, 1830 (Lower Ordovician - recent)
species Atavograptus atavus (Jones, 1909) (Rhuddanian - Aeronian)
species Atavograptus pristinus (Hutt, 1975) (Rhuddanian)
species Ateleaspis tessellata Traquair, 1899 (Wenlock - Ludlow)
species Atrypa margarita Barrande, 1879 (Telychian - Homerian)
species Atrypa reticularis Linnaeus, 1758 (Homerian)
species Atrypina jakubinka Havlíček in Havlíček & Štorch, 1990 (Rhuddanian - Aeronian)
species Atrypina paulula Havlíček in Havlíček & Štorch, 1990 (Sheinwoodian - Homerian)
species Aulacatrypa squama (Barrande, 1879) (Sheinwoodian - Homerian)
species Aulacopleura koninckii (Barrande, 1846) (Sheinwoodian - Homerian)
species Aulacopleura krizi Šnajdr, 1975 (Rhuddanian - Aeronian)
species Aulacopleura soror Přibyl, Vaněk & Hörbinger, 1985 (Sheinwoodian - Homerian)
domain Bacteria (Haeckel, 1894) Woese, Kandler Wheelis, 1990 - bacterians (Archean - recent)
genus Bairdia M'Coy, 1844 (Silurian - recent)
species Bairdiacypris anomala (Bouček, 1937) (Sheinwoodian - Homerian)
species Bairdiocypris phillipsiana (Jones & Holl, 1869) (Sheinwoodian - Homerian)
species Balizoma variolaris (Brongniart in Brongniart & Desmarest, 1822) (Homerian)
species Barrandeoglossa fissurata (Barrande, 1879) (Sheinwoodian - Homerian)
species Barrandeograptus pulchellus (Tullberg, 1883) (Telychian - Sheinwoodian)
species Bellerophon scaber (Perner, 1903) (Silurian)
superfamily Bellerophontoidea Ulrich & Scofield, 1897 (Lower Cambrian - Lower Triassic)
genus Beyrichia M'Coy, 1846 (Silurian - Devonian)
divisio Bilateria Hatschek, 1888 - bilaterians (Ediacaran - recent)
class Bivalvia Linnaeus, 1758 - bivalves (Cambrian - recent)
species Bleshidium dormitzeri (Barrande, 1879) (Sheinwoodian - Homerian)
species Bleshidium papalas Havlíček in Havlíček & Štorch, 1990 (Sheinwoodian - Homerian)
species Bleshidium paulum Havlíček in Havlíček & Štorch, 1990 (Sheinwoodian - Homerian)
species Bohemograptus praecox Štorch, Manda, Slavík & Tasáryová, 2016 (Homerian - Gorstian)
species Bohemoharpes crassifrons (Barrande, 1846) (Sheinwoodian - Homerian)
species Bohemoharpes hyskovensis Šnajdr, 1978 (Rhuddanian - Aeronian)
species Bohemoharpes naumanni (Barrande, 1872) (Sheinwoodian - Homerian)
species Borkopleura gorella Šnajdr, 1984 (Sheinwoodian - Homerian)
species Boucotides ambigena (Barrande, 1879) (Sheinwoodian - Homerian)
phylum Brachiopoda Duméril, 1806 - lamp shells (Cambrian - recent)
species Brachymimulus perversus (Barrande, 1848) (Sheinwoodian - Homerian)
species Bracteoleptaena bracteola (Barrande, 1879) (Sheinwoodian - Ludfordian)
species Bracteoleptaena degenera Havlíček, 1967 (Sheinwoodian - Homerian)
species Brockocystis nodosarius Foerste, 1919 (Aeronian)
genus Brontoscorpio Kjellesvig-Waering, 1972 (Lower Silurian - Upper Silurian)
species Brontoscorpio anglicus Kjellesvig-Waering, 1972 (Lower Silurian - Upper Silurian)
species Bruthansovaspis dormitzeri (Hawle & Corda, 1847) (Sheinwoodian - Homerian)
species Bruthansovaspis roemeri (Barrande, 1852) (Sheinwoodian - Homerian)
species Buceqia elliptobola Havlíček in Havlíček & Štorch, 1990 (Sheinwoodian - Homerian)
species Buceqia obolina (Barrande, 1847) (Sheinwoodian - Homerian)
 
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