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Osgood Limestone, Clark County, Indiana, USA

FormationOsgood Limestone
Age:439 - 427 Ma
Silurian
IntervalTelychian - Wenlock
Tectonic SettingCratonic basin
Lithologygrainstone/"mixed carbonate-siliciclastic"
Number of Collections1
Number of Occurrences19

Recorded Sample Locations

LocationRegionStratigraphic Name
Holocystites Clark County, Indiana, USAOsgood Limestone

Recorded Fossils

Accepted NameHierarchyAge
Ostracoda
class
3Animalia : Arthropoda : Ostracoda438.5 - 427.4 Ma
Silurian
Trilobita
class
3Animalia : Arthropoda : Trilobita438.5 - 427.4 Ma
Silurian
Merista sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristidae : Merista438.5 - 427.4 Ma
Silurian
Atrypa sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Atrypa438.5 - 427.4 Ma
Silurian
Atrypina sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypinidae : Atrypina438.5 - 427.4 Ma
Silurian
Anastrophia sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Parastrophinidae : Anastrophia438.5 - 427.4 Ma
Silurian
Ferganella sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Machaerariidae : Ferganella438.5 - 427.4 Ma
Silurian
Bryozoa
phylum
2Animalia : Bryozoa438.5 - 427.4 Ma
Silurian
Anthozoa
class
3Animalia : Cnidaria : Anthozoa438.5 - 427.4 Ma
Silurian
Cupulocorona sp.
genus
6Animalia : Echinodermata : Coronoidea : Coronata : Stephanocrinidae : Cupulocorona438.5 - 427.4 Ma
Silurian
Inadunata
infraclass
3.5Animalia : Echinodermata : Crinoidea : Inadunata438.5 - 427.4 Ma
Silurian
Eucalyptocrinites sp.
genus
6Animalia : Echinodermata : Crinoidea : Eucalyptocrinitidae : Eucalyptocrinites438.5 - 427.4 Ma
Silurian
Triamara sp.
genus
6Animalia : Echinodermata : Diploporita : Aristocystitidae : Triamara438.5 - 427.4 Ma
Silurian
Holocystites (Holocystites) alternatus
species
7Animalia : Echinodermata : Diploporita : Holocystitidae : Holocystites : Holocystites (Holocystites) alternatus438.5 - 427.4 Ma
Silurian
Holocystites (Megacystites) abnormis
species
7Animalia : Echinodermata : Diploporita : Holocystitidae : Holocystites : Holocystites (Megacystites) abnormis438.5 - 427.4 Ma
Silurian
Holocystites (Sepulticystis) spangleri
species
7Animalia : Echinodermata : Diploporita : Holocystitidae : Holocystites : Holocystites (Sepulticystis) spangleri438.5 - 427.4 Ma
Silurian
Caryocrinites sp.
genus
6Animalia : Echinodermata : Rhombifera : Caryocrinitidae : Caryocrinites438.5 - 427.4 Ma
Silurian

References

Frest T. J., Brett C. E., et al (1999) Caradocian-Gedinnian echinoderm associations of Central and Eastern North America, Paleocommunities--a case study from the Silurian and Lower Devonian, 638-783
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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