Cra
- Crabyzos
- Cranaothus
- Crangon
- Crangonidae
- Crangonoidea
- Crangonyctidae
- Crangonyx
- Cranocephalus
- Cranoecephalus
- Crassantenna
- Crassicorophium
Cre
- Creaseriella
Crenatosquilla Manning, 1984
- Crenatosquilla oculinova (Glassell, 1942)
Crustacea → Malacostraca → Stomatopoda → Squilloidea → Squillidae
- Creniola
- Crenisopus
- Crenoicus
- Cressa
- Cressidae
- Cressina
- Cretiscalpellum
- Cretoniscellus
- Creusia
Cri
- Crinoniscidae
- Crinoniscus
- Criocarcinus
- Cristapseudes
- Cristarmadillidium
- Cristarmadillo
Cristaserolis Brandt, 1988
- Cristaserolis convexa (Cunningham, 1871)
- Cristaserolis gaudichaudii (Audouin & Milne-Edwards, 1841)
- Cristaserolis laevis (Richardson, 1911)
- Cristaserolis marplatensis (Bastida & Torti, 1970)
- Cristaserolis plana (Dana, 1853)
- Cristaserolis similis (Moreira, 1974)
Crustacea → Malacostraca → Isopoda → Sphaeromatidea → Seroloidea → Serolidae
- Cristatotanais
- Critomolgus
Cro
- Cronius
- Crosniera
- Crosnierita
- Crosnierius
- Crossotonotidae
- Crossotonotus
Cru
- Crucisoma
- Cruranthura
- Cruregens
Potkoljeno Crustacea Brünnich, 1772 (rakovi)
- Branchiopoda Latreille, 1817
- Cephalocarida Sanders, 1955
- Multicrustacea Regier et al., 2010
- Oligostraca Zrzavy et al., 1998
- Remipedia Yager, 1981
Animalia → Eumetazoa → Bilateria → Protostomia → Arthropoda
- Crustaenia
Cry
- Crybelocephalus
- Cryodesma
- Cryosignum
- Cryphiops
- Cryptapseudes
- Cryptobopyrus
†Cryptocaris Barrande, 1872
†Cryptocaris Schram, 1974
- †Cryptocaris hootchi Schram, 1974
Crustacea → Malacostraca → Tanaidacea → Anthracocaridomorpha → Cryptocaridae
- Cryptochiridae
- Cryptochiroidea
- Cryptochirus
- Cryptocisus
- Cryptocnemus
- Cryptocoeloma
- Cryptocope
- Cryptocopidae
- Cryptocopoides
- Cryptocorynetes
- Cryptocorynetidae
- Cryptocorynetidae
- Cryptocotitus
- Cryptocyclops
- Cryptodius
- Cryptodromia
- Cryptodromiopsis
- Cryptolepas
- Cryptolithodes
- Cryptolutea
- Cryptoniscidae
- Cryptoniscoidea
- Cryptoniscus
- Cryptonus
- Cryptopenaeus
- Cryptophialidae
- Cryptophialidae
- Cryptophialus
- Cryptopilumnus
- Cryptopodia
- Cryptopontius
- Cryptopotamon
- Cryptosoma
- Cryptothir
- Cryptothiridae