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Palaeopinnixa ✝

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Photo Gallery

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	353803	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=353803

Rank

genus (PBDB)

Taxonomy (PBDB)

Life : Animalia : Arthropoda : Malacostraca : Decapoda : Hexapodidae : Palaeopinnixa

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	Hexapodoidea	Miers 1886
family	Hexapodidae	Miers 1886
genus	Palaeopinnixa	(Via 1966)

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Palaeopinnixa	subgenus	belongs to Pinnixa	stated with evidence	Collins and Morris, 1976
Palaeopinnixa	genus	belongs to Hexapodidae	stated without evidence	Schweitzer et al., 2000
Palaeopinnixa	genus	belongs to Hexapodidae	stated with evidence	Schweitzer et al., 2010
Palaeopinnixa	genus	belongs to Hexapodidae	stated without evidence	Luque et al., 2017

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

66.0 - 61.6 Ma
Paleocene

Last Recorded Appearance

13.8 - 11.6 Ma
Miocene

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)

C. E. Schweitzer, R. M. Feldmann, and A. Garassino, H. Karasawa, and G. Schweigert. 2010. Systematic list of fossil decapod crustacean species. Crustaceana Monographs 10:1-222

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Palaeopinnixa eocenica ✝ species	listed (PBDB)	1	56.0 Ma Paleocene	56.0 Ma Paleocene
Palaeopinnixa granulosa ✝ species	listed (PBDB)	1	47.8 Ma Eocene	47.8 Ma Eocene
Palaeopinnixa intermedia ✝ species	listed (PBDB)	1	13.8 Ma Miocene	13.8 Ma Miocene
Palaeopinnixa mytilicola ✝ species	listed (PBDB)
Palaeopinnixa perornata ✝ species	listed (PBDB)	3	55.8 Ma Eocene	23.0 Ma Miocene
Palaeopinnixa prima ✝ species	listed (PBDB)
Palaeopinnixa rathbunae ✝ species	listed (PBDB)	1	48.6 Ma Eocene	48.6 Ma Eocene
Palaeopinnixa rocaensis ✝ species	listed (PBDB)	1	66.0 Ma Late/Upper Cretaceous	66.0 Ma Late/Upper Cretaceous
Palaeopinnixa rotundus ✝ species	listed (PBDB)	1	41.3 Ma Eocene	41.3 Ma Eocene
Pinnixa (Palaeopinnixa) nodosa ✝ species	listed (PBDB)

Synonymy List

Year	Name and Author
1966	Pinnixa (Palaeopinnixa) Via p. 2
1976	Pinnixa (Palaeopinnixa) Collins and Morris p. 126
2000	Palaeopinnixa Schweitzer et al. p. 56
2001	Palaeopinnixa Schweitzer and Feldmann p. 336
2002	Palaeopinnixa Schweitzer and Feldmann p. 961
2005	Palaeopinnixa Schweitzer p. 289
2006	Palaeopinnixa Karasawa and Schweitzer p. 58
2010	Palaeopinnixa De Angeli et al. p. 64
2010	Palaeopinnixa Schweitzer et al. p. 136
2017	Palaeopinnixa Luque et al. p. 24

References

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

Collins J. S. H., Morris S. F. (1976) Tertiary and Pleistocene crabs from Barbados and Trinidad, Palaeontology 19 1, 107-131

Schweitzer C. E., Feldmann R. M., et al (2000) Eocene decapod crustaceans from Pulali Point, Washington, Annals of the Carnegie Museum 69 1, 23-67

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

Schweitzer C. E., Feldmann R. M. (2002) New Eocene decapods (Thalassinidea and Brachyura) from Southern California, Journal of Crustacean Biology 22, 938-967

Schweitzer C. E. (2005) The genus Xanthilites Bell, 1858 and a new xanthoid family (Crustacea: Decapoda: Brachyura: Xanthoidea): new hypotheses on the origin of the Xanthoidea MacLeay, 1838, Journal of Paleontology 79 2, 277-295

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

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

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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