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Non-fish Identification: Find Species

Family: Goneplacidae rhomboid crabs (See list of species below)

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52 species with fin ray counts including ? spines in dorsal and ? in anal fins (see list below)
No picture found

Bathyplax typhlus
[rigid bathyal crab]
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Beuroisia manquenei
[]
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Carcinoplax abyssicola
[]
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Carcinoplax cracens
[]
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Carcinoplax ischurodous
[]
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Carcinoplax longimanus
[long-armed crab]
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Carcinoplax purpurea
[]
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Carcinoplax specularis
[]
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Carcinoplax tenuidentata
[]
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Carcinoplax tuberosa
[]
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Carcinoplax velutina
[]
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Chasmocarcinus chacei
[]
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Chasmocarcinus cylindricus
[smoothwrist soft crab]
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Chasmocarcinus mississippiensis
[roughwrist soft crab]
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Chasmocarcinus obliquus
[]
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Eucrate alcocki
[]
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Eucrate costata
[]
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Eucrate crenata
[]
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Eucrate laevis
[]
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Euryplax nitida
[glabrous broadface crab]
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Frevillea barbata
[]
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Frevillea hirsuta
[tufted broadface crab]
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Goneplacoides marivenae
[]
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Goneplax renoculis
[]


Goneplax rhomboides
[angular crab]
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Menoplax longispinosa
[]
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Microgoneplax elegans
[]
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Microgoneplax prion
[]
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Neogoneplax costata
[]
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Neogoneplax renoculis
[]
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Neogoneplax serratipes
[]
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Neopilumnoplax americana
[bimarginate bathyal crab]
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Neopilumnoplax neili
[]
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Notonyx nitidus
[]
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Ommatocarcinus macgillivrayi
[]
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Paragoneplax serenei
[]
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Pilumnoplax elata
[]
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Pseudozius caystrus
[]
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Psopheticus crepitans
[]
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Psopheticus vocans
[]
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Pycnoplax suruguensis
[]
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Scalopidia spinosipes
[]
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Singhaplax wolffi
[]
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Sotoplax robertsi
[]
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Thalassoplax angusta
[narrow bathyal crab]
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Thyraplax cooki
[]
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Thyraplax crosnieri
[]
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Thyraplax truncata
[]
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Trapezioplax tridentata
[spined broadface crab]
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Trizocarcinus tacitus
[]
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Typhlocarcinus nudus
[]
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Typhlocarcinus villosus
[]
52 Species of Family Goneplacidae
(rhomboid crabs)
Sort by: Species Length
Scientific Name English Name Distribution Max. Length (cm)
Bathyplax typhlus rigid bathyal crab Western Atlantic Ocean.
Beuroisia manquenei Eastern Central Pacific
Carcinoplax abyssicola Central Pacific
Carcinoplax cracens Western Central Pacific.
Carcinoplax ischurodous Western Central Pacific.
Carcinoplax longimanus long-armed crab Western Pacific 8 CW
Carcinoplax purpurea Northwest Pacific
Carcinoplax specularis Western Central Pacific.
Carcinoplax tenuidentata Western Central Pacific.
Carcinoplax tuberosa Western Central Pacific.
Carcinoplax velutina Central Pacific
Chasmocarcinus chacei Western Central Atlantic.
Chasmocarcinus cylindricus smoothwrist soft crab Western Atlantic Ocean.
Chasmocarcinus mississippiensis roughwrist soft crab Western Atlantic Ocean.
Chasmocarcinus obliquus Western Central Atlantic.
Eucrate alcocki Western Pacific
Eucrate costata Northwest Pacific
Eucrate crenata Western Pacific and Atlan
Eucrate laevis Indo-Pacific.
Euryplax nitida glabrous broadface crab Western Atlantic
Frevillea barbata Western Central Atlantic.
Frevillea hirsuta tufted broadface crab Western Atlantic Ocean.
Goneplacoides marivenae Western Pacific
Goneplax renoculis Northwest Pacific
Goneplax rhomboides angular crab Eastern Atlantic and the 3.4 CW
Menoplax longispinosa Western Central Pacific.
Microgoneplax elegans Western Central Pacific.
Microgoneplax prion Western Central Pacific.
Neogoneplax costata Western Central Pacific.
Neogoneplax renoculis Pacific Ocean.
Neogoneplax serratipes Western Central Pacific.
Neopilumnoplax americana bimarginate bathyal crab Western Atlantic Ocean.
Neopilumnoplax neili Indo-West Pacific
Notonyx nitidus Western Central Pacific.
Ommatocarcinus macgillivrayi Northwest Pacific
Paragoneplax serenei Western Central Pacific.
Pilumnoplax elata Western Central Atlantic
Pseudozius caystrus Indo-Pacific. Tropical t
Psopheticus crepitans Western Central Pacific.
Psopheticus vocans Western Central Pacific.
Pycnoplax suruguensis Western Central Pacific.
Scalopidia spinosipes Northwest Pacific
Singhaplax wolffi Western Central Pacific.
Sotoplax robertsi Western Central Atlantic
Thalassoplax angusta narrow bathyal crab Western Atlantic Ocean.
Thyraplax cooki Pacific Ocean.
Thyraplax crosnieri Western Central Pacific.
Thyraplax truncata Western Pacific
Trapezioplax tridentata spined broadface crab Western Atlantic Ocean.
Trizocarcinus tacitus Western Atlantic.
Typhlocarcinus nudus Northwest Pacific
Typhlocarcinus villosus Indo-West Pacific



Other identification tools in SeaLifeBase


Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
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