Pisocrinus-Bouskacrinus Assoc., Bainbridge Limestone Unit 2: Ludlow, Missouri

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Amphipsalidocrinidae indet.
"amphipsalidocrinid gen. nov. (microcrinoid)"
Prokopicrinidae informal sp. nov. 1
"prokopicrinid gen. nov. sp. nov. 1"
Prokopicrinidae informal sp. nov. 2
"prokopicrinid gen. nov. sp. nov. 1"
Monilopora sp.
Anthozoa
Anthozoa indet. Ehrenberg 1834
Anthozoa - Favositida - Favositidae
Favosites sp. Lamarck 1816
Gastropoda - Euomphalina - Platyceratidae
Platyostoma sp. Conrad 1842
Cyclonema fasciata Ball 1938
unclassified
Brachiopoda indet. Cuvier 1805
Chileata - Dictyonellida - Eichwaldiidae
Dictyonella gibbosa Hall 1868
Strophomenata - Orthotetida - Triplesiidae
Cliftonia sp. n. sp. Foerste 1909
Strophomenata - Orthotetida - Chilidiopsidae
Coolinia sp. Bancroft 1949
spelled with current rank as Fardenia (Coolinia)
Strophomenata - Strophomenida - Leptestiidae
Leangella sp. Opik 1933
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena oklahomensis Amsden 1951
Strophomenata - Strophomenida - Strophonellidae
Strophonella sp. Hall 1879
Strophomenata - Strophomenida - Leptaenoideidae
Leptaenisca cf. irregularis Amsden 1951
Rhynchonellata - Rhynchonellida - Rhynchotrematidae
Stegerhynchus sp. (Foerste 1909)
original and current combination Rhynchonella (Stegerhynchus)
Rhynchonellata - Orthida - Hesperorthidae
Ptychopleurella rugiplicata
Rhynchonellata - Orthida - Dicoelosiidae
Dicoelosia cf. oklahomensis
Rhynchonellata - Orthida - Rhipidomellidae
Dalejina sp. Havlicek 1953
Rhynchonellata - Orthida - Dalmanellidae
Resserella brownsportensis (Amsden 1949)
Isorthis sp. Kozlowski 1929
Rhynchonellata - Protorthida - Skenidiidae
Skenidioides cf. henryhousensis
Rhynchonellata - Atrypida - Atrypinidae
Atrypina cf. saffordi
Rhynchonellata - Atrypida - Lissatrypidae
Lissatrypa henryhousensis
Nanospira sp.
synonym of Lissatrypa
Rhynchonellata - Spiriferida - Cyrtiidae
Eospirifer sp. Schuchert 1913
Rhynchonellata - Athyridida - Rhynchospirinidae
Homoeospira sp. Hall and Clarke 1893
Rhynchonellata - Athyridida - Nucleospiridae
Nucleospira raritas
Rhynchonellata - Athyridida - Meristidae
Merista sp. Suess 1851
Rhynchonellata - Athyridida - Meristellidae
Meristina sp. Hall 1867
Lingulata - Lingulida - Discinidae
Orbiculoidea sp. d'Orbigny 1847
unclassified
Bryozoa indet. Ehrenberg 1831
Ostracoda
Ostracoda indet. Latreille 1802
Trilobita - Phacopida - Dalmanitidae
Dalmanites spp.
Stylophora - Mitrata
Mitrata indet. Jaekel 1918
Crinoidea
Camerata indet. Wachsmuth and Springer 1885
"new camerate, uncertain affinities"
Crinoidea - Monobathrida - Hirneacrinidae
Hagnocrinus sp. n. sp. Frest and Strimple 1977
Hagnocrinus bainbridgensis Frest and Strimple 1977
Hagnocrinus balli Frest and Strimple 1977
Crinoidea - Monobathrida - Hapalocrinidae
"Cordylocrinus" dubius
Crinoidea - Diplobathrida - Lampterocrinidae
Lampterocrinus sp. n. sp. Roemer 1860
Crinoidea - Cyathocrinida - Gasterocomidae
Bouskacrinus laudoni
Crinoidea - Cyathocrinida - Codiacrinidae
Amphipsalidocrinus sp. n. sp. Weller 1930
Crinoidea - Cyathocrinida - Streblocrinidae
Lampadosocrinus sp. n. sp. Strimple and Koenig 1956
? Lageniocrinus sp. n. sp. de Koninck 1854
Crinoidea - Cyathocrinida - Thalamocrinidae
Thalamocrinus ovalis
Crinoidea - Botryocrinidae
Botryocrinus informal sp. nov. 1 Angelin 1878
Botryocrinus informal sp. nov. 2 Angelin 1878
Crinoidea
Passalocrinus sp. n. sp.
Disparida informal new genus 1
"disparid gen. nov. Sevastopulo and Lane, 1981 (microcrinoid)"
Disparida informal new genus 2
"new disparid genus"
Crinoidea - Zophocrinidae
? Zophocrinidae informal sp. nov. 1 Miller 1892
"'Zophocrinus' gen nov. sp. nov. 1"
? Zophocrinidae informal sp. nov. 2 Miller 1892
"'Zophocrinus' gen nov. sp. nov. 2"
Crinoidea - Pisocrinida - Pisocrinidae
Parapisocrinus quinquelobus Ausich and Copper 2010
Pisocrinus gorbyi Miller 1891
synonym of Parapisocrinus quinquelobus
Subgenus listed only as (G.)
Pisocrinus (Pisocrinus) informal ?sp. nov. 1
Pisocrinus (Pisocrinus) informal ?sp. nov. 2
Pisocrinus (Pisocrinus) glabellus
Pisocrinus spatulatus
Subgenus listed only as (G.)
Crinoidea - Allagecrinidae
? Desmacriocrinus sp. n. sp. Strimple 1966
Litocrinus sp. n. sp. Lane and Sevastopulo 1982
Crinoidea - Homocrinida - Homocrinidae
Homocrinus sp. n. sp. Hall 1852
Crinoidea - Myelodactylida - Myelodactylidae
Myelodactylus sp. n. sp. Hall 1852
Crinoidea - Calceocrinida - Calceocrinidae
Grypocrinus sp. n. sp. Strimple 1963
Eohalysiocrinus sp. n. sp. Prokop 1970
Rhombifera - Caryocrinitidae
Caryocrinites sp. Say 1825
Rhombifera - Callocystitidae
Callocystitidae indet. Bernard 1895
"callocystitid sp. nov. (plates)"
Blastoidea - Fissiculata
Fissiculata indet. Jaekel 1918
listed as "'Troosticrinus' dubius? Rowley (fissiculate)"
Blastoidea - Troosticrinida - Troosticrinidae
Troosticrinus minimus
see common names

Geography
Country:United States State/province:Missouri
Coordinates: 37.8° North, 90.1° West (view map)
Paleocoordinates:28.5° South, 53.8° West
Basis of coordinate:based on political unit
Geographic resolution:outcrop
Time
Period:Silurian Epoch:Ludlow
10 m.y. bin:Silurian 2
Key time interval:Ludlow
Age range of interval:427.40000 - 423.00000 m.y. ago
Stratigraphy
Formation:Bainbridge Limestone
Stratigraphic resolution:member
Stratigraphy comments: Unit 2 of Bainbridge Limestone (of Bounk 1975 and Barrick 1978). [Lower Moccasin Springs Formation, Bainbridge Group of Lowensant (1949).]
Lithology and environment
Primary lithology:shelly/skeletal,red or brown wackestone
Secondary lithology:shelly/skeletal,gray,red or brown grainstone
Includes fossils?Y
Includes fossils?Y
Lithology description: "Varies from moderately to abundantly fossiliferous. There are two common lithologies: earthy red calcilutites with scattered fossil debris seldom exceeding 20% (wackestone) and very fossiliferous, echinoderm-rich red or gray calcilutites to calcarenites with from 50% to as much as 70% skeletal debris (wackestone-packstone textures)."
Environment:deep subtidal ramp Tectonic setting:cratonic basin
Geology comments: "The brachiopod fauna is very diverse and shows affinities both with that of the Henryhous Formation, Oklahoma and the Brownsport Formation, Tennessee...[Few complete crowns]...root systems can be very common in some horizons...little indication of wave disturbance, and some dissociated echinoderm specimens have isolated plates in near proximity, suggesting that variations in clastic input, rather than winnowing, are responsible for the noted differences in skeletal grain percentages. Individual grains slightly to moderately abraded, microborins common. Brachiopos often articulated, but are also major debris contributors. Overall best interpreted as outer BA4 to inner BA 5, somewhat landward of the upper Bainbridge Pisocrinus Association [PBDB coll. 26821] and graptolite-bearing units."
SEP environmental call based on given info.
Taphonomy
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Collection method comments: Table 45.47, which gives abundances.
Metadata
Database number:26822
Authorizer:M. Foote Enterer:M. Foote
Modifier:S. Peters Research group:marine invertebrate
Created:2002-11-05 06:11:55 Last modified:2003-05-05 14:45:56
Access level:the public Released:2002-11-05 06:11:55
Creative Commons license:CC BY
Reference information

Primary reference:

4379. T. J. Frest, C. E. Brett, and B. J. Witzke. 1999. Caradocian-Gedinnian echinoderm associations of Central and Eastern North America. Paleocommunities--a case study from the Silurian and Lower Devonian 638-783 [M. Foote/K. Koverman/P. Wagner]