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Archaeopus antennatus

Malacostraca - Decapoda - Retroplumidae

Taxonomy
Archaeopus antennatus was named by Rathbun (1908). Its type specimen is USNM 31069, a carapace, and it is a 3D body fossil. Its type locality is Locality 27, Bolsa Point, which is in a Campanian coastal sandstone in the Pigeon Point Formation of California.

Synonymy list
YearName and author
1908Archaeopus antennatus Rathbun p. 347 figs. Pl 47, figs. 4-7; pl XLVIII; pl XLIX, figs. 2-4
1926Archaeopus antennatus Rathbun p. 31
1975Archaeopus antennatus Collins and Morris p. 827
2001Archaeopus antennatus Schweitzer and Feldmann p. 201
2002Archaeopus antennatus Schweitzer et al. p. 13
2003Archaeopus antennatus Schweitzer et al. p. 46
2010Archaeopus antennatus Schweitzer et al. p. 99

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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()
RankNameAuthor
subclassEumalacostracaGrobben 1892
—CaridoidaHessler 1982
orderDecapoda
suborderPleocyemataBurkenroad 1963
—Reptantia(Boas)
—MeiuraSaint Laurent 1980
infraorderBrachyura()
—Eubrachyurade Saint Laurent 1980
—HeterotremataGuinot 1977
superfamilyRetroplumoideaGill 1894
familyRetroplumidaeGill 1894
genusArchaeopus
speciesantennatus

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.

†Archaeopus antennatus Rathbun 1908
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: chitinc
Locomotion: actively mobilec
Life habit: semi-infaunalsuperf
Diet: carnivoreo
Vision: well-developedc
Created: 2022-11-16 16:32:56
Modified: 2025-10-02 19:01:20
Source: f = family, superf = superfamily, o = order, c = class
References: Aberhan 1992, Fearon and Clapham 2023, Turnsek 1997

Age range: Late/Upper Campanian or 83.60000 to 72.20000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian83.6 - 72.2USA (California) Archaeopus antennatus (167700)
Middle Campanian83.6 - 72.2USA (California) Archaeopus antennatus (type locality: 138982 167824)