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MarBEF Data System |
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WoRMS taxon details
original description
Russell, F.S., 1940. On the nematocysts of hydromedusae. III. J. mar. biol. Ass. U.K. 24 : 515-523.
page(s): 518 [details] Available for editors  [request]
context source (Hexacorallia)
Fautin, Daphne G. (2013). Hexacorallians of the World. (look up in IMIS) [details]
basis of record
Bouillon, J.; Boero, F. (2000). Synopsis of the families and genera of the Hydromedusae of the world, with a list of the worldwide species. <i>Thalassia Salent. 24</i>: 47-296 (look up in IMIS) [details]
 Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis Hydroid colony stolonal or erect; hydrotheca pedicellate or sessile, deep, asymmetric-tubular; operculum formed by two pleated membranes which meet one another like a gabled roof; gonothecae usually resembling hydrothecae, but larger; gonophores as free medusae or fixed sporosacs. Medusa without apical projection, no gastric peduncle; with large, cruciform stomach with perradial basal lobes; mouth with four simple or crenulated lips; four simple radial canals; gonads folded on adradial walls of manubrium and/or on perradial manubrial pouches; marginal tentacles numerous, hollow; hollow cordyli-like structures bearing nematocysts; no ocelli. [details]
From editor or global species database
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