Cya
- Cyamidae
- Cyamus
- Cyanagraea
- Cyathura
Cyc
- Cyclaspis
- Cyclaspoides
- Cyclax
- Cyclestheria
- Cyclestheriidae
- Cycloachelous
- Cyclocaris
- Cyclocoeloma
- Cyclocypria
- Cyclocypris
- Cyclodius
- Cyclodorippe
- Cyclodorippidae
- Cyclodorippoidea
- Cycloes
- Cyclograpsus
- Cycloleberis
- Cyclonyx
- Cyclopidae
- Cyclopidae
- Cyclopina
- Cyclopinidae
- Cyclopinidae
- Cyclopinodes
- Cyclopinoides
- Cycloplax
- Cyclopoapseudes
- Cyclopoida
- Cyclopoida
- Cyclops
- Cyclorhiza
- Cycloxanthops
- Cyclozodion
Cyl
- Cylindrarcturus
- Cylindroleberididae
- Cylindroleberididae
- Cylindroleberidoidea
- Cylindroleberidoidea
- Cylindroleberis
- Cylindrolepas
- Cylindronannopus
- Cylindroniscus
- Cylindropsyllidae
- Cylindropsyllidae
- Cylindropsyllus
- Cylindrotelphusa
- Cylindryllioides
- Cylinula
- Cylisticidae
- Cylisticoides
- Cylisticus
- Cyllopodidae
- Cyllopus
Cym
- Cymadusa
- Cymbicopia
- Cymo
- Cymocythere
Cymodetta Bowman & Kuhne, 1974
- Cymodetta gambosa Bowman & Kuhne, 1974
- Cymodetta gracilipes Holdich & Harrison, 1983
Crustacea → Malacostraca → Isopoda → Sphaeromatoidea → Sphaeromatidae
Cymodoce Leach, 1814
- Cymodoce acanthiger Barnard, 1914
- Cymodoce aculeata Haswell, 1881
- Cymodoce acuta Richardson, 1904
- Cymodoce africana Barnard, 1914
- Cymodoce alia Kensley, 1975
- Cymodoce alis Barnard, 1955
- Cymodoce allegra Hurley & Jansen, 1977
- Cymodoce amplifrons (Stebbing, 1902)
- Cymodoce aspera (Haswell, 1881)
- Cymodoce australis Hodgson, 1902
- Cymodoce barrerae (Boone, 1918)
- Cymodoce bentonica Loyola e Silva, 1962
- Cymodoce bicarinata Stebbing, 1904
- Cymodoce bidentata Haswell, 1882
- Cymodoce bifida Leach, 1818
- Cymodoce bipapilla Harrison & Holdich, 1984
- Cymodoce brasiliensis Richardson, 1906
- Cymodoce cavicola Barnard, 1920
- Cymodoce comans Barnard, 1914
- Cymodoce convexa Miers, 1876
- Cymodoce coronata Haswell, 1882
- Cymodoce cryptodoma Barnard, 1920
- Cymodoce davieae Kensley & Buxton, 1984
- Cymodoce delvarii Khalaji-Pirbalouty, Bruce & Wägele, 2013
- Cymodoce emarginata Leach, 1818
- Cymodoce erythraea Nobili, 1906
- Cymodoce excavans Barnard, 1920
- Cymodoce falcata Barnard, 1920
- Cymodoce fuscina Schotte & Kensley, 2005
- Cymodoce gaimardii (H. Milne Edwards, 1840)
- Cymodoce granulata Miers, 1876
- Cymodoce hanseni Dumay, 1972
- Cymodoce haswelli Harrison & Holdich, 1984
- Cymodoce hodgsoni Tattersall, 1921
- Cymodoce inornata Whitelegge, 1902
- Cymodoce iocosa Hurley & Jansen, 1977
- Cymodoce japonica Richardson, 1906
- Cymodoce lirella Schotte & Kensley, 2005
- Cymodoce lis Barnard, 1955
- Cymodoce longistylis Miers, 1884
- Cymodoce madrasensis (Srinivasan, 1959)
- Cymodoce mammifera Haswell, 1881
- Cymodoce meridionalis Richardson, 1906
- Cymodoce natalensis Barnard, 1920
- Cymodoce ornata Richardson, 1906
- Cymodoce pelsarti Tattersall, 1922
- Cymodoce penserosa Hurley & Jansen, 1977
- Cymodoce picta Brocchi, 1875
- Cymodoce pilosa Milne Edwards, 1840
- Cymodoce radiata Barnard, 1920
- Cymodoce radiata Barnard, 1957
- Cymodoce richardsoniae Nobili, 1906
- Cymodoce robusta Nierstrasz, 1918
- Cymodoce rubropunctata (Grube, 1864)
- Cymodoce ruetzleri Kensley, 1984
- Cymodoce setulosa (Stebbing, 1902)
- Cymodoce spinosa (Risso, 1816)
- Cymodoce spinula Yousuf & Javed, 2001
- Cymodoce tattersalli Torelli, 1929
- Cymodoce tetrahele Barnard, 1920
- Cymodoce tribullis Harrison & Holdich, 1984
- Cymodoce trilobata Miers in Hansen, 1905
- Cymodoce truncata Leach, 1814
- Cymodoce tuberculata Costa in Hope, 1851
- Cymodoce umbonata Barnard, 1914
- Cymodoce uncinata Stebbing, 1902
- Cymodoce unguiculata Barnard, 1914
- Cymodoce valida (Stebbing, 1902)
- Cymodoce velutina Kensley, 1975
- Cymodoce waegelei Khalaji-Pirbalouty & Raupach, 2014
- Cymodoce zanzibarensis Stebbing, 1910
Crustacea → Malacostraca → Isopoda → Sphaeromatoidea → Sphaeromatidae
Cymodocella Pfeffer, 1887
- Cymodocella algoense (Stebbing, 1875)
- Cymodocella ambonata Bruce, 1995
- Cymodocella ankylosauria Bruce, 1995
- Cymodocella cancellata Barnard, 1920
- Cymodocella capra Hurley & Jansen, 1977
- Cymodocella diateichos Barnard, 1959
- Cymodocella egregia (Chilton, 1892)
- Cymodocella eutylos Barnard, 1954
- Cymodocella foveolata Menzies, 1962
- Cymodocella georgiana Walker, 1901
- Cymodocella glabella Bruce, 1995
- Cymodocella guarapariensis Loyola e Silva, 1965
- Cymodocella hawaiiensis Bruce, 1994
- Cymodocella pustulata Barnard
- Cymodocella sublevis Barnard, 1914
- Cymodocella tubicauda Pfeffer, 1887
Crustacea → Malacostraca → Isopoda → Sphaeromatoidea → Sphaeromatidae
Cymodopsis Baker, 1926
- Cymodopsis albaniensis Baker, 1926
- Cymodopsis beageli Brandt, 1998
- Cymodopsis crassa Baker, 1926
- Cymodopsis gorgoniae Baker, 1926
- Cymodopsis impudica Hurley & Jansen, 1977
- Cymodopsis latifrons (Whitelegge, 1902)
- Cymodopsis sphyracephalata Hurley & Jansen, 1977
- Cymodopsis torminosa Hurley & Jansen, 1977
Crustacea → Malacostraca → Isopoda → Sphaeromatoidea → Sphaeromatidae
- Cymonomidae
- Cymonomoides
- Cymonomus
- Cymopolus
- Cymothoa
Podred Cymothoida Wägele, 1989
- Nadporodica Anthuroidea Leach, 1914
- Nadporodica Cymothooidea Leach, 1814
- Infrared Epicaridea
Animalia → Arthropoda → Malacostraca → Isopoda
- Cymothoidae
Nadporodica Cymothooidea Leach, 1814
- Porodica Aegidae White, 1850
- Porodica Anuropidae Stebbing, 1893
- Porodica Barybrotidae Hansen, 1890
- Porodica Cirolanidae Dana, 1852
- Porodica Corallanidae Hansen, 1890
- Porodica Cymothoidae Leach, 1818
- Porodica Gnathiidae Leach, 1814
- Porodica Protognathiidae Wägele & Brandt, 1988
- Porodica Tridentellidae Bruce, 1984
Animalia → Arthropoda → Malacostraca → Isopoda → Cymothoida
Cyp
- Cyphobrembana
- Cyphocarcinus
- Cyphocarididae
- Cyphocaris
- Cyphodillidium
- Cypholambrana
- Cyphonethes
- Cyphoniscellus
- Cyphopleon
- Cyphosaccus
- Cyphotendana
- Cypretta
- Cypria
- Cypricercus
- Cypriconcha
- Cyprideis
- Cyprididae
- Cyprididae
- Cypridina
- Cypridinidae
- Cypridinidae
- Cypridinodes
- Cypridinoidea
- Cypridinoidea
- Cypridinoides
- Cypridoidea
- Cypridoidea
- Cypridopsidae
- Cypridopsidae
- Cypridopsis
- Cyprinotus
- Cypris
- Cyproidea
- Cyproideidae
- Cyprois
- Cyproniscidae
- Cyproniscus
Cyr
- Cyrnoniscus
- Cyrtocarcinus
- Cyrtograpsus
- Cyrtomaia
- Cyrtoplax
- Cyrtorhina
Cys
- Cystisoma
- Cystisomatidae
- Cystisomatoidea
- Cystomyzon
Cyt
- Cytheralison
- Cytheralisonidae
- Cytheralisonidae
- Cythere
- Cythereis
- Cytherella
- Cytherellidae
- Cytherellidae
- Cytherelloidea
- Cytherelloidea
- Cytherelloidea
- Cytheretta
- Cytherettidae
- Cytherettidae
- Cytheridae
- Cytheridae
- Cytheridea
- Cytherideidae
- Cytherideidae
- Cytheridella
- Cytherissa
- Cytheroidea
- Cytheroidea
- Cytherois
- Cytheromatidae
- Cytheromatidae
- Cytheromorpha
- Cytheropteron
- Cytherura
- Cytheruridae
- Cytheruridae
- Cythrereis
Cyz
- Cyzicidae
- Cyzicus