Class
Hydrozoa
241 species in this class. Browse scientific names and open each profile for distribution, taxonomy and available wildlife data.
Orders in Hydrozoa
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Families in Hydrozoa
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Species · page 2 of 5
Cunina globosa
Cunina globosa
CuninidaeDesmophyes annectens
Desmophyes annectens
PrayidaeDesmophyes villafrancae
Desmophyes villafrancae
Prayidae
Diphasia alata
Diphasia alata
Sertulariidae
sea pine hydroid
Diphasia margareta
Sertulariidae
Diphasia nigra
Diphasia nigra
Sertulariidae
lily hydroid
Diphasia rosacea
Sertulariidae
Diphyes dispar
Diphyes dispar
Diphyidae
Dipleurosoma typicum
Dipleurosoma typicum
Dipleurosomatidae
sea oak
Dynamena pumila
SertulariidaeEarleria araiae
Earleria araiae
Mitrocomidae
pinkmouth hydroid
Ectopleura crocea
TubulariidaeEctopleura dumortierii
Ectopleura dumortierii
Tubulariidae
ringed tubularia
Ectopleura larynx
Tubulariidae
Eleutheria dichotome
Eleutheria dichotoma
CladonematidaeEnneagonum hyalinum
Enneagonum hyalinum
AbylidaeEucheilota maculata
Eucheilota maculata
Lovenellidae
annulate stickhydroid
Eudendrium annulatum
Eudendriidae
Eudendrium arbuscula
Eudendrium arbuscula
Eudendriidaeslender stickhydroid
Eudendrium capillare
Eudendriidae
botryoid stickhydroid
Eudendrium racemosum
Eudendriidae
Sea Fir
Eudendrium rameum
EudendriidaeEudoxoides spiralis
Eudoxoides spiralis
Diphyidae
Euphysa aurata
Euphysa aurata
Corymorphidae
Euphysa flammea
Euphysa flammea
Corymorphidae
Eutima de Gegenbaur
Eutima gegenbauri
Eirenidae
Eutima gracilis
Eutima gracilis
EirenidaeGreen-spotted Jelly
Eutima mira
Eirenidae
umbrella jellyfish
Eutonina indicans
EirenidaeFilellum serpens
Filellum serpens
Lafoeidae
Red-Spotted Siphonophore
Forskalia edwardsii
Forskaliidae
Spiral Siphonophore
Forskalia tholoides
Forskaliidae
Garveia nutans
Garveia nutans
Bougainvilliidae
trunked jellyfish
Geryonia proboscidalis
Geryoniidae
clinging jellyfish
Gonionemus vertens
Olindiidae
Gonothyraea loveni
Gonothyraea loveni
Campanulariidae
Yellow Feathers
Gymnangium montagui
Aglaopheniidae
Halecium beanii
Halecium beanii
Haleciidae
herringbone hydroid
Halecium halecinum
HaleciidaeHalecium labrosum
Halecium labrosum
HaleciidaeHalecium lankesterii
Halecium lankesterii
Haleciidae
sea hedgehog hydroid
Halecium muricatum
Haleciidae
Halecium plumosum
Halecium plumosum
HaleciidaeHalecium sessile
Halecium sessile
HaleciidaeHalecium tenellum
Halecium tenellum
Haleciidae
Halitholus pauper
Halitholus pauper
PandeidaeHalitholus yoldiaearcticae
Halitholus yoldiaearcticae
Pandeidae
Thread Hydroid
Halopteris carinata
Halopterididae
Halopteris catharina
Halopteris catharina
Halopterididae
Halopteris liechtensternii
Halopteris liechtensternii
HalopterididaeHartlaubella gelatinosa
Hartlaubella gelatinosa
CampanulariidaeHelgicirrha cari
Helgicirrha cari
Eirenidae
Siphonophore fer à cheval
Hippopodius hippopus
Hippopodiidae
Hybocodon prolifer
Hybocodon prolifer
Tubulariidae
Slender Hydra
Hydra circumcincta
Hydridae
brown hydra
Hydra oligactis
Hydridae
Hydra oxycnida
Hydra oxycnida
Hydridae
Green Hydra
Hydra viridissima
Hydridae
Common Hydra
Hydra vulgaris
HydridaeHydractinie à aiguillons
Hydractinia aculeata
Hydractiniidae