''Pachygrapsus'' is a genus of small shore
crabs. Recent genetic data suggest this genus to be possibly
polyphyletic
A polyphyletic group is an assemblage of organisms or other evolving elements that is of mixed evolutionary origin. The term is often applied to groups that share similar features known as homoplasies, which are explained as a result of conver ...
.
It comprises the following species:
*''
Pachygrapsus corrugatus''
(von Martens
Eduard von Martens (18 April 1831 – 14 August 1904) also known as ''Carl'' or ''Karl Eduard von Martens'', was a German zoologist.
Born in Stuttgart in 1831, von Martens attended university in Tübingen, where he graduated in 1855. He then mov ...
, 1872)
*''
Pachygrapsus crassipes
''Pachygrapsus crassipes'', the striped shore crab or lined shore crab, is a small crab found on both rocky and hard-mud soft seashores of the northeastern and northwestern Pacific Ocean. In North America, this species occurs from central Orego ...
''
Randall, 1840
*''
Pachygrapsus fakaravensis''
Rathbun, 1907
*''
Pachygrapsus gracilis
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
( Saussure, 1858)
*''
Pachygrapsus laevimanus
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
Stimpson, 1858
*''
Pachygrapsus loveridgei''
Chace, 1966
*''
Pachygrapsus marmoratus
''Pachygrapsus marmoratus'' is a species of crab, sometimes called the marbled rock crab or marbled crab, which lives in the Black Sea, the Mediterranean Sea and parts of the Atlantic Ocean. It is dark violet brown, with yellow marbling, and w ...
''
( Fabricius, 1787)
*''
Pachygrapsus maurus
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
(Lucas, 1846)
*''
Pachygrapsus minutus
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
A. Milne-Edwards, 1873
*''
Pachygrapsus planifrons
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
De Man, 1888
*''
Pachygrapsus plicatus
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
( H. Milne-Edwards, 1837)
*''
Pachygrapsus propinquus
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic
A polyphyletic group is an assemblage of organisms or other evolving elements that is of mixed evolutionary origin. The te ...
''
De Man, 1908
*''
Pachygrapsus socius
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
Stimpson, 1871
*''
Pachygrapsus transversus
''Pachygrapsus'' is a genus of small shore crabs. Recent genetic data suggest this genus to be possibly polyphyletic.
It comprises the following species:
*'' Pachygrapsus corrugatus'' ( von Martens, 1872)
*''Pachygrapsus crassipes'' Randall, ...
''
(Gibbes, 1850)
References
Grapsidae
Decapod genera
Taxa named by John Witt Randall
{{crab-stub