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Tancredia ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4589262	https://www.gbif.org/species/4589262
PaleoBioDB ID (PBDB)	18304	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=18304

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Mollusca : Bivalvia : Cardiida : Tancrediidae : Tancredia

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	Cardiida	Ferussac 1822
suborder	Cardiidina	Ferussac 1822
-	Cardioidei	Ferussac 1822
superfamily	Tellinoidea
family	Tancrediidae	Meek 1864
genus	Tancredia	Lycett 1850

Scientific Name

Tancredia Lycett, 1850

Name Published In

Ann. Mag. Nat. Hist., (2) 6

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Tancredia	genus	belongs to Tancrediidae	stated with evidence	Russell and Landes, 1937
Tancredia	genus	belongs to Veneroida	second hand	Sepkoski, 2002
Tancredia	genus	belongs to Tancrediidae	stated without evidence	Bouchet et al., 2010

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

247 - 242 Ma
Triassic

Last Recorded Appearance

66.0 - 61.6 Ma
Paleocene

Motility

facultatively mobile (based on Tellinoidea)

Vision

blind (based on Bivalvia)

Diet

deposit feeder (based on Tellinoidea)

Taphonomy

aragonite (based on Tancrediidae)

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
Tancredia (Tancredia) ✝ subgenus	listed (PBDB)		8	170 Ma Middle Jurassic	157 Ma Jurassic
Hettangia americana species	accepted (GBIF)	No associated record in PBDB
Myacites planus species	accepted (GBIF)	No associated record in PBDB
Tancredia aequilateralis species	accepted (GBIF)	No associated record in PBDB
Tancredia africana ✝ species	accepted (GBIF) listed (PBDB)		1	166 Ma Middle Jurassic	166 Ma Middle Jurassic
Tancredia allani ✝ species	accepted (GBIF) listed (PBDB)		3	170 Ma Middle Jurassic	165 Ma Middle Jurassic
Tancredia americana ✝ species	listed (PBDB)		11	83.6 Ma Late/Upper Cretaceous	70.6 Ma Late/Upper Cretaceous
Tancredia beneckei ✝ species	accepted (GBIF) listed (PBDB)		2	247 Ma Early/Lower Triassic	247 Ma Early/Lower Triassic
Tancredia bulbosa species	accepted (GBIF)	No associated record in PBDB
Tancredia canadensis species	accepted (GBIF)	No associated record in PBDB
Tancredia cardineti species	accepted (GBIF)	No associated record in PBDB
Tancredia coelionotus species	accepted (GBIF)	No associated record in PBDB
Tancredia corbuliformis species	accepted (GBIF)	No associated record in PBDB
Tancredia donaciformis ✝ species	accepted (GBIF) listed (PBDB)		3	191 Ma Early Jurassic	164 Ma Middle Jurassic
Tancredia elongata ✝ species	accepted (GBIF) listed (PBDB)
Tancredia extensa species	accepted (GBIF)	No associated record in PBDB
Tancredia knowltoni ✝ species	accepted (GBIF) listed (PBDB)
Tancredia kurupana ✝ species	accepted (GBIF) listed (PBDB)		2	113 Ma Early/Lower Cretaceous	113 Ma Early/Lower Cretaceous
Tancredia lincolniana species	accepted (GBIF)	No associated record in PBDB
Tancredia norica species	accepted (GBIF)	No associated record in PBDB
Tancredia occulta species	accepted (GBIF)	No associated record in PBDB
Tancredia plana ✝ species	listed (PBDB)		2	125 Ma Early/Lower Cretaceous	125 Ma Early/Lower Cretaceous
Tancredia slavichi ✝ species	accepted (GBIF) listed (PBDB)		1	66.0 Ma Late/Upper Cretaceous	66.0 Ma Late/Upper Cretaceous
Tancredia stelcki ✝ species	accepted (GBIF) listed (PBDB)		5	113 Ma Early/Lower Cretaceous	113 Ma Early/Lower Cretaceous
Tancredia subaequilateralis species	accepted (GBIF)	No associated record in PBDB
Tancredia subcurtansata species	accepted (GBIF)	No associated record in PBDB
Tancredia warrenana species	accepted (GBIF)	No associated record in PBDB

Synonymy List

Year	Name and Author
1850	Tancredia Lycett
1937	Tancredia Russell and Landes p. 153
1967	Tancredia Skwarko p. 20
1980	Tancredia Vokes p. 154
2002	Tancredia Sepkoski, Jr.
2010	Tancredia Bouchet et al.
2014	Tancredia Ros-Franch et al.

References

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

Russell L. S., Landes R. W. (1937) Geology of the Southern Alberta Plains. Part II. Paleontology of the marine formations of the Montana Group, Geological Survey of Canada Memoir 221

Skwarko S. K. (1967) Lower Cretaceous Mollusca of the Great Artesian Basin Type in the Gibson Desert, Central Western Australia, Bureau of Mineral Resources, Geology, and Geophysics Bulletin 75, 1-38

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

Ros-Franch S., Márquez-Aliaga A., et al (2014) Comprehensive database on Induan (Lower Triassic) to Sinemurian (Lower Jurassic) marine bivalve genera and their paleobiogeographic record, Paleontological Contributions 8, 1-219

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

Ann. Mag. Nat. Hist., (2) 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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