
Carinaria is a genus of medium-sized floating sea snails, pelagic gastropod molluscs in the family Carinariidae. == Anatomy == The cylindrical and elongate body consists of three parts : a short proboscis, a well-developed trunk and tail region of variable size. The size of this tail goes from very small in Carinaria galea to very large in Carinar...
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http://en.wikipedia.org/wiki/Carinaria

• (n.) A genus of oceanic heteropod Mollusca, having a thin, glassy, bonnet-shaped shell, which covers only the nucleus and gills.
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http://thinkexist.com/dictionary/meaning/carinaria/
Car`i·na'ri·a noun [ New Latin , from Latin
carina keel.]
(Zoology) A genus of oceanic heteropod Mollusca, having a thin, glassy, bonnet-shaped shell, which covers only the nucleus and gills.
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http://www.encyclo.co.uk/webster/C/26

Carinaria is a genus of gasteropodous molluscs, of the order called Heteropoda or Nucleobranchiata, whose shells are known as Venus' slipper and glass nautilus. The gills are protected by a small and very delicate shell of glassy translucence. The creature itself is about five centimetres in length, and is of oceanic habits. It is so transparent th...
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http://www.probertencyclopaedia.com/browse/BC.HTM
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