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Romaleon dereki

Malacostraca - Decapoda - Cancridae

Taxonomy
Cancer (Romaleon) dereki was named by Nations (1975). Its type specimen is UCMP 10741, a carapace, and it is a 3D body fossil. Its type locality is UCMP A-6884, La Honda reservoir, Langley Hill, which is in a Messinian marine siliciclastic in the Purisima Formation of California.

It was recombined as Romaleon dereki by Schweitzer and Feldmann (2000), Schweitzer et al. (2010).

Synonymy list
YearName and author
1975Cancer (Romaleon) dereki Nations p. 54 figs. 25, 31-7, 31-8, 32-1
2000Romaleon dereki Schweitzer and Feldmann p. 243
2010Romaleon dereki Schweitzer et al. p. 102

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
Deuteropoda
Mandibulata
PancrustaceaZrzavý and Štys 1997
Hymenostraca(Rolfe 1969)
superclassMulticrustaceaRegier et al. 2010
classMalacostraca()
subclassEumalacostracaGrobben 1892
RankNameAuthor
CaridoidaHessler 1982
orderDecapoda
suborderPleocyemataBurkenroad 1963
Reptantia(Boas)
MeiuraSaint Laurent 1980
infraorderBrachyura()
Eubrachyurade Saint Laurent 1980
HeterotremataGuinot 1977
superfamilyCancroideaLatreille 1802
familyCancridae()
subfamilyCancrinaeLatreille 1802
genusRomaleonGistl 1848
speciesdereki()

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Romaleon dereki Nations 1975
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: chitinc
Locomotion: actively mobilec
Life habit: semi-infaunalf
Diet: carnivoreo
Vision: well-developedc
Created: 2022-11-16 16:21:19
Modified: 2022-11-16 16:21:19
Source: f = family, o = order, c = class
References: Aberhan 1992, Fearon and Clapham 2023, Turnsek 1997

Age range: Messinian or 7.24600 to 5.33300 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Messinian7.246 - 5.333USA (California) Cancer dereki (226461)