Class

Malacostraca

4,202 species in this class. Browse scientific names and open each profile for distribution, taxonomy and available wildlife data.

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Species · page 47 of 71

estuarine longeye shrimp

Ogyrides alphaerostris

Ogyrididae

sand longeye shrimp

Ogyrides hayi

Ogyrididae
Olencira praegustator

Olencira praegustator

Olencira praegustator

Cymothoidae

Olenorfia cariei

Olenorfia cariei

Parthenopidae

Oligochinus lighti

Oligochinus lighti

Calliopiidae

lobed decorator crab

Omalacantha antillensis

Mithracidae
Speck-claw Decorator Crab

Speck-claw Decorator Crab

Omalacantha bicornuta

Mithracidae
Common Shiny Woodlouse

Common Shiny Woodlouse

Oniscus asellus

Oniscidae
Oniscus lusitanus

Oniscus lusitanus

Oniscus lusitanus

Oniscidae
Oniscus simoni

Oniscus simoni

Oniscus simoni

Oniscidae

Onisimus barentsi

Onisimus barentsi

Uristidae
Onisimus glacialis

Onisimus glacialis

Onisimus glacialis

Uristidae

Onisimus normani

Onisimus normani

Uristidae

Onisimus plautus

Onisimus plautus

Uristidae

Opaepele loihi

Opaepele loihi

Alvinocarididae

Opisa eschrichtii

Opisa eschrichtii

Opisidae

mottled pea crab

Opisthopus transversus

Pinnotheridae
Oratosquillina interrupta

Oratosquillina interrupta

Oratosquillina interrupta

Squillidea
beach-flea

beach-flea

Orchestia gammarellus

Talitridae
Mediterranean Beach Hopper

Mediterranean Beach Hopper

Orchestia mediterranea

Talitridae
Orchestoidea tuberculata

Orchestoidea tuberculata

Orchestoidea tuberculata

Talitridae

Orchomene humilis

Orchomene humilis

Tryphosidae

Orchomene serratus

Orchomene serratus

Tryphosidae

Orchomenella minuta

Orchomenella minuta

Tryphosidae

Orchomenella pinguis

Orchomenella pinguis

Tryphosidae
Southern Cave Crayfish

Southern Cave Crayfish

Orconectes australis

Cambaridae
Ghost Crayfish

Ghost Crayfish

Orconectes inermis

Cambaridae
Cave Crayfish

Cave Crayfish

Orconectes packardi

Cambaridae
Mammoth Cave Crayfish

Mammoth Cave Crayfish

Orconectes pellucidus

Cambaridae

splitnose crab

Oregonia bifurca

Oregoniidae
graceful decorator crab

graceful decorator crab

Oregonia gracilis

Oregoniidae

Oreophorus horridus

Oreophorus horridus

Leucosiidae

Oreotlos pala

Oreotlos pala

Leucosiidae

Oritoniscus bonadonai

Oritoniscus bonadonai

Trichoniscidae

Oritoniscus bonneti

Oritoniscus bonneti

Trichoniscidae

Oritoniscus despaxi

Oritoniscus despaxi

Trichoniscidae
Oritoniscus flavus

Oritoniscus flavus

Oritoniscus flavus

Trichoniscidae

Oritoniscus ocellatus

Oritoniscus ocellatus

Trichoniscidae

Oritoniscus paganus

Oritoniscus paganus

Trichoniscidae
Oritoniscus pyrenaeus

Oritoniscus pyrenaeus

Oritoniscus pyrenaeus

Trichoniscidae
Oritoniscus remyi

Oritoniscus remyi

Oritoniscus remyi

Trichoniscidae

Oritoniscus trajani

Oritoniscus trajani

Trichoniscidae

Oritoniscus virei

Oritoniscus virei

Trichoniscidae
Griffen's isopod

Griffen's isopod

Orthione griffenis

Bopyridae
Orthometopon dalmatinum

Orthometopon dalmatinum

Orthometopon dalmatinum

Agnaridae
Orthometopon planum

Orthometopon planum

Orthometopon planum

Agnaridae

toothshell hermit

Orthopagurus minimus

Paguridae

Othomaera othonis

Othomaera othonis

Maeridae
Florida lady crab

Florida lady crab

Ovalipes floridanus

Ovalipidae
ocellate lady crab

ocellate lady crab

Ovalipes ocellatus

Ovalipidae
coarsehand lady crab

coarsehand lady crab

Ovalipes stephensoni

Ovalipidae
three-spot swimming crab

three-spot swimming crab

Ovalipes trimaculatus

Ovalipidae
Oxycephalus clausi

Oxycephalus clausi

Oxycephalus clausi

Oxycephalidae

Sharp-tailed Cumacean

Oxyurostylis smithi

Diastylidae
Spotted-belly forceps crab

Spotted-belly forceps crab

Ozius guttatus

Oziidae
Ozius tuberculosus

Ozius tuberculosus

Ozius tuberculosus

Oziidae
Punched Stone Crab

Punched Stone Crab

Ozius verreauxii

Oziidae
Cangrejo de porcelana

Cangrejo de porcelana

Pachycheles biocellatus

Porcellanidae
Pachycheles chubutensis

Pachycheles chubutensis

Pachycheles chubutensis

Porcellanidae
Pachycheles garciaensis

Pachycheles garciaensis

Pachycheles garciaensis

Porcellanidae