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Chasmocarcinus

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	2227547	https://www.gbif.org/species/2227547
PaleoBioDB ID (PBDB)	22371	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=22371

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Arthropoda : Malacostraca : Decapoda : Chasmocarcinidae : Chasmocarcinus

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Bilateria
-	Eubilateria	Ax 1987
-	Protostomia	Grobben 1908
-	Ecdysozoa
-	Panarthropoda
phylum	Arthropoda	Latreille 1829
subphylum	Mandibulata
-	Pancrustacea
subphylum	Crustacea	Brünnich 1772
class	Malacostraca	Latreille 1802
superorder	Eucarida	Calman 1904
order	Decapoda	Latreille 1802
-	Meiura	Saint Laurent 1980
infraorder	Brachyura	Latreille 1802
-	Eubrachyura	de Saint Laurent 1980
-	Heterotremata	Guinot 1977
superfamily	Goneplacoidea	MacLeay 1838
family	Chasmocarcinidae	Serene 1964
subfamily	Chasmocarcininae	Serene 1964
genus	Chasmocarcinus	Rathbun 1898

Scientific Name

Chasmocarcinus Rathbun, 1898

Name Published In

Bull. Lab. nat. Hist. State Univ. Iowa, 4: 284

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Chasmocarcinus	genus	belongs to Chasmocarcininae	stated without evidence	Feldmann and Wilson, 1988
Chasmocarcinus	genus	belongs to Decapoda	second hand	Sepkoski, 2002
Chasmocarcinus	genus	belongs to Goneplacidae	stated with evidence	Feldmann et al., 2003
Chasmocarcinus	genus	belongs to Chasmocarcininae	stated without evidence	Schweitzer and Karasawa, 2004
Chasmocarcinus	genus	belongs to Chasmocarcinidae	stated without evidence	Karasawa and Schweitzer, 2006
Chasmocarcinus	genus	belongs to Chasmocarcininae	stated with evidence	Schweitzer et al., 2010
Chasmocarcinus	genus	belongs to Chasmocarcininae	stated without evidence	Luque et al., 2017

Status (PBDB)

extant

Taxon Size (PBDB)

Extant Size (PBDB)

1 (7.1%)

First Recorded Appearance

56.0 - 41.3 Ma
Eocene

Motility

actively mobile (based on Malacostraca)

Vision

well-developed (based on Malacostraca)

Diet

carnivore (based on Decapoda)

Taphonomy

chitin (based on Malacostraca)

Primary Reference (PBDB)

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

External Images

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Chasmocarcinus arcuatus species	accepted (GBIF)	No associated record in PBDB
Chasmocarcinus chacei ✝ species	accepted (GBIF) listed (PBDB)
Chasmocarcinus chiloeensis ✝ species	listed (PBDB)
Chasmocarcinus cylindricus ✝ species	accepted (GBIF) listed (PBDB)
Chasmocarcinus gemmatus species	accepted (GBIF)	No associated record in PBDB
Chasmocarcinus guerini ✝ species	accepted (GBIF) listed (PBDB)		1	38.0 Ma Eocene	38.0 Ma Eocene
Chasmocarcinus hirsutipes species	accepted (GBIF)	No associated record in PBDB
Chasmocarcinus latipes ✝ species	accepted (GBIF) listed (PBDB)
Chasmocarcinus longipes ✝ species	accepted (GBIF) listed (PBDB)
Chasmocarcinus meloi species	accepted (GBIF)	No associated record in PBDB
Chasmocarcinus mississipiensis species	accepted (GBIF)	No associated record in PBDB
Chasmocarcinus mississippiensis ✝ species	listed (PBDB)
Chasmocarcinus obliquus ✝ species	listed (PBDB)
Chasmocarcinus peresi ✝ species	listed (PBDB)
Chasmocarcinus rathbuni ✝ species	listed (PBDB)
Chasmocarcinus robertsi ✝ species	accepted (GBIF) listed (PBDB)
Chasmocarcinus seymourensis ✝ species	accepted (GBIF) listed (PBDB)		1	47.8 Ma Eocene	47.8 Ma Eocene
Chasmocarcinus typicus ✝ species	accepted (GBIF) listed (PBDB)

Synonymy List

Year	Name and Author
1898	Chasmocarcinus Rathbun
1988	Chasmocarcinus Feldmann and Wilson p. 483
2001	Chasmocarcinus Schweitzer and Feldmann p. 338
2002	Chasmocarcinus Sepkoski, Jr.
2003	Chasmocarcinus Feldmann et al. p. 152
2004	Chasmocarcinus Schweitzer and Karasawa p. 73
2006	Chasmocarcinus Karasawa and Schweitzer p. 56
2010	Chasmocarcinus Schweitzer et al.
2017	Chasmocarcinus Luque et al. p. 18

References

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

Feldmann R. M., Wilson M. T. (1988) Eocene decapod crustaceans from Antartica, Geological Society of America, Memoir 169, 465-488

Schweitzer C. E., Feldmann R. M. (2001) Differentiation of the fossil Hexapodidae Miers, 1886 (Decapoda: Brachyura) from similar forms, Journal of Paleontology 75 2, 330-345

Feldmann R. M., Schweitzer C. E., et al (2003) Decapod crustaceans from the Eocene La Meseta Formation, Seymour Island, Antarctica: a model for preservation of decapods, Journal of the Geological Society, London 160, 151-160

Schweitzer C. E., Karasawa H. (2004) Revision of Amydrocarcinus and Palaeograpsus (Decapoda: Brachyura: Xanthoidea) with definition of three new genera, Paleontological Research 8 1, 71-86

Karasawa H., Schweitzer C. E. (2006) A new classification of the Xanthoidea sensu lato (Crustacea: Decapoda: Brachyura) based on phylogenetic analysis and traditional systematics and evaluation of all fossil Xanthoidea sensu lato, Contributions to Zoology 75 1/2, 23-72

Schweitzer C. E., Feldmann R. M., et al (2010) Systematic list of fossil decapod crustacean species, Crustaceana Monographs 10, 1-222

Luque J., Schweitzer C. E., et al (2017) Checklist of fossil decapod crustaceans from tropical America. Part I: Anomura and Brachyura, Nauplius 25, e2017025 doi:10.1590/2358-2936e2017025

CoL2006 - via The Interim Register of Marine and Nonmarine Genera

De Grave, S., Pentcheff, N.D., Ahyong, S.T., Chan, T.-Y., Crandall, K.A., Dworschak, P.C., Felder, D.L., Feldmann, R.M., Fransen, C.H.J.M., Goulding, L.Y.D., Lemaitre, R., Low, M.E.Y., Martin, J.W., Ng, P.K.L., Schweitzer, C.E., Tan, S.H., Tshudy, D. & Wetzer, R. (2009). A classification of living and fossil genera of decapod crustaceans. Raffles Bulletin of Zoology. supplement 21: 1-109. - 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

SN2000 unverified - via The Interim Register of Marine and Nonmarine Genera

WoRMS (Mar 2013) - via The Interim Register of Marine and Nonmarine Genera

Bull. Univ. Iowa, 4 - via The Interim Register of Marine and Nonmarine Genera

International Commission on Zoological Nomenclature. Opinion 85 Ninety-eight generic names in Crustacea placed in the Official List of Generic Names.Smithsonian Miscellaneous Collections 73(3), 1 (1925) - via Official Lists and Indexes of Names in Zoology

Melo, Gustavo A. S. / Paolo S. Young, ed., 1998: Malacostraca - Eucarida, Brachyura, Oxyrhyncha and Brachyrhyncha. Catalogue of Crustacea of Brazil, Série Livros no. 6. 455-516. - via Integrated Taxonomic Information System (ITIS)

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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