Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Inachidae

Malacostraca - Decapoda - Inachidae

Taxonomy
Inachidae was named by MacLeay (1838). It is extant. Its type is Inachus.

It was assigned to Majoidea by MacLeay (1838), Ortmann (1893), Schweitzer et al. (2010), Nyborg et al. (2016) and Schweitzer et al. (2020).

Subtaxa
Achaeus, Inachinae, Inachus (type genus), Leptopodiinae, Macropodia

Synonymy list
YearName and author
1838Inachidae MacLeay
1893Inachidae Ortmann p. 32
2010Inachidae Schweitzer et al. p. 94
2016Inachidae Nyborg et al. p. 126
2020Inachidae Schweitzer et al. p. 9

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
—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
superfamilyMajoideaSamouelle 1819
familyInachidae
familyInachidae

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.

Fm. Inachidae MacLeay 1838
show all | hide all
G. Achaeus Leach 1817
+
Achaeus brevirostris Haswell 1879
Achaeus curvirostris Milne-Edwards 1873
Achaeus japonicus de Hann 1850
Achaeus lacertosus Stimpson 1858
†Achaeus magnus Müller 1978
†Achaeus nomurai Takeda and Fujiyama 1984
†Achaeus parvulus De Angeli and Caporiondo 2010
Achaeus podocheloides Griffin 1970
Achaeus pugnax de Man 1928
Subfm. Inachinae MacLeay 1838
+
G. Achaeopsis Stimpson 1857
+
G. Camposcia Latreille 1829
+
Camposcia retusa Latreille 1829
G. Cyrtomaia Miers 1886
+
Cyrtomaia maccullochi Rathbun 1918
Cyrtomaia murrayi Miers 1886
Cyrtomaia suhmi Miers 1886
G. Dorhynchus Thomson 1873
+
G. Dumea Loh and Ng 1999
+
Dumea latipes Haswell 1880
G. Ephippias Rathbun 1918
+
Ephippias endeavouri Rathbun 1918
G. Litosus Loh and Ng 1999
+
G. Oncinopus De Haan 1839
+
Oncinopus aranea De Haan 1839
Oncinopus neptunus Adams and White 1848
G. Vitjazmaia Zarenkov 1994
+
Vitjazmaia latidactyla Zarenkov 1994
G. Inachus Weber 1795
+
Inachus dorsettensis Pennant 1777
†Inachus eocenicus Beschin et al. 2018
†Inachus lethaeus Smirnov 1929
Inachus phalangium Fabricius 1775 [Leach's spider crab]
†Inachus tuberculatus Lockington 1877
Subfm. Leptopodiinae Bell 1844
+
G. Stenorhinchus Cuvier 1826
+
Stenorhynchus longirostris Milne-Edwards 1834
G. Macropodia Leach 1814
+
Macropodia trigonus Richer de Forges 1993
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: chitinc
Locomotion: actively mobilec
Life habit: epifaunalo
Diet: carnivoreo
Vision: well-developedc
Created: 2008-01-28 11:51:24
Modified: 2022-05-13 13:34:01
Source: o = order, c = class
References: Aberhan 1992, Turnsek 1997

Age range

Maximum range based only on fossils: base of the Priabonian to the top of the Early/Lower Miocene or 38.00000 to 15.97000 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Priabonian38.0 - 33.9Italy Inachus eocenicus (207550)
Rupelian33.9 - 28.1Italy (Vicenza) Achaeus parvulus (207617)
Early/Lower Miocene23.03 - 15.97Russian Federation Platymaia lethaeus (127281 127282)