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Ischyrodonta ✝

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Ischyrodonta elongata

Richmond, Wayne County, Indiana, USA

Ischyrodonta elongata

Richmond, Wayne County, Indiana, USA

Ischyrodonta elongata

Richmond, Wayne County, Indiana, USA

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4587146	https://www.gbif.org/species/4587146
PaleoBioDB ID (PBDB)	17139	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=17139

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Mollusca : Bivalvia : Allodesmatidae : Ischyrodonta

Taxonomy (PBDB)

Life : Animalia : Mollusca : Bivalvia : Modiomorphida : Allodesmatidae : Ischyrodonta

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca	Linnaeus 1758
class	Bivalvia	Linnaeus 1758
-	Eubivalvia	Carter 2011
subclass	Autobranchia
infraclass	Heteroconchia
-	Cardiomorphi	Ferussac 1822
-	Cardioni	Ferussac 1822
-	Cardiidia	Ferussac 1822
-	Cardiata	Ferussac 1822
superorder	Cardiiformii	Ferussac 1822
order	Modiomorphida
superfamily	Cycloconchacea	Ulrich 1884
family	Allodesmatidae	Dall 1895
genus	Ischyrodonta	Ulrich 1890

Scientific Name

Ischyrodonta Ulrich, 1890

Name Published In

Amer. Geol., 6

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Ischyrodonta	genus	belongs to Allodesmatidae	stated with evidence	Vokes, 1980
Ischyrodonta	genus	belongs to Modiomorphoida	second hand	Sepkoski, 2002
Ischyrodonta	genus	belongs to Ischyrodontidae	stated without evidence	Bouchet et al., 2010

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

479 - 468 Ma
Ordovician

Last Recorded Appearance

443 - 433 Ma
Silurian

Motility

stationary, attached (based on Modiomorphida)

Vision

blind (based on Bivalvia)

Diet

suspension feeder (based on Modiomorphida)

Taphonomy

aragonite (based on Bivalvia)

Primary Reference (PBDB)

J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Cypricardites curta species	accepted (GBIF)	No associated record in PBDB
Ischyrodonta curta ✝ species	listed (PBDB)
Ischyrodonta dakei ✝ species	accepted (GBIF) listed (PBDB)		1	479 Ma Early/Lower Ordovician	479 Ma Early/Lower Ordovician
Ischyrodonta decipiens species	accepted (GBIF)	No associated record in PBDB
Ischyrodonta elongata species	accepted (GBIF)	No associated record in PBDB
Ischyrodonta manitoulinensis ✝ species	accepted (GBIF) listed (PBDB)		1	450 Ma Late/Upper Ordovician	450 Ma Late/Upper Ordovician
Ischyrodonta miseneri species	accepted (GBIF)	No associated record in PBDB
Ischyrodonta modioliformis species	accepted (GBIF)	No associated record in PBDB
Ischyrodonta ovalis species	accepted (GBIF)	No associated record in PBDB
Ischyrodonta truncata species	accepted (GBIF)	No associated record in PBDB
Ischyrodonta unionoides ✝ species	accepted (GBIF) listed (PBDB)		8	458 Ma Middle Ordovician	452 Ma Late/Upper Ordovician

Synonymy List

Year	Name and Author
1890	Ischyrodonta Ulrich
1980	Ischyrodonta Vokes p. 71
2002	Ischyrodonta Sepkoski, Jr.
2010	Ischyrodonta Bouchet et al.

References

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Vokes H. E. (1980) Genera of the Bivalvia: a systematic and bibliographic Catalogue, Genera of the Bivalvia: a systematic and bibliographic Catalogue

Bouchet P., Rocroi J.-P., et al (2010) Nomenclator of Bivalve Families with a Classification of Bivalve Families, Malacologia 52 2, 1-184 doi:10.4002/040.052.0201

GBIF/Paleo Database - via The Interim Register of Marine and Nonmarine Genera

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

Sepkoski, J. J., Jr. (2002). A compendium of fossil marine animal genera. Bulletins of American Paleontology. 363, 1-560. - via The Interim Register of Marine and Nonmarine Genera

Amer. Geol., 6 - via The Interim Register of Marine and Nonmarine Genera

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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