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Palaeastacus walkeri

Malacostraca - Decapoda - Erymidae

Taxonomy
Paramithrax walkeri was named by Whitfield (1883).

It was recombined as Palaeastacus walkeri by Rathbun (1935), Schweitzer et al. (2010).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1883Paramithrax walkeri Whitfield
1935Palaeastacus walkeri Rathbun p. 21
2010Palaeastacus walkeri Schweitzer et al. p. 26

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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
RankNameAuthor
classMalacostraca()
subclassEumalacostracaGrobben 1892
CaridoidaHessler 1982
orderDecapoda
suborderPleocyemataBurkenroad 1963
Reptantia(Boas)
infraorderGlypheideaWinckler 1882
superfamilyErymoideaVan Straelen 1924
familyErymidaeVan Straelen 1924
genusPalaeastacusBell 1850
specieswalkeri(Whitfield 1883)

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.

Palaeastacus walkeri Whitfield 1883
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: chitinc
Locomotion: actively mobilec
Life habit: infaunalf
Diet: carnivoreo
Vision: well-developedc
Created: 2022-11-16 16:11:34
Modified: 2022-11-16 16:11:34
Source: f = family, o = order, c = class
References: Aberhan 1992, Fearon and Clapham 2023, Turnsek 1997

Age range: base of the Late/Upper Albian to the top of the Maastrichtian or 106.30000 to 66.00000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Albian106.3 - 100.5USA (Texas) Palaeastacus walkeri (140917 140918)
Cenomanian - Turonian100.5 - 89.8USA (Texas) Palaeastacus walkeri (140920)
Maastrichtian72.2 - 66.0USA (Texas) Palaeastacus walkeri (140921)