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Stellamedusa ventana
Stellamedusa ventana Raskoff & Matsumoto, 2004
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Family:  Ulmaridae ()
Max. size: 
Environment:  pelagic; marine
Distribution:  Eastern Central Pacific: USA.
Diagnosis:  A semaeostome scyphomedusae with a hemispherical to round bell, up to 9.4 cm in diameter. Exumbrellar surface of the bell is heavily laden with small bumps which are composed of dense aggregations of nematocysts. 3 or 4 gonads and 3 or 4 oral arms with larger nematocyst laden bumps. All surfaces are a translucent blue-white color. Tentacles are completely lacking. Canal are simple, not netlike. Marginal ring projections often bifurcated on each side of a rhopalia.
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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