Streptoneura
plural noun
Strep·to·neu·ra
Definition of Streptoneura
: a large subclass of Gastropoda including the majority of marine, some freshwater, and the operculate land gastropods having the loop of visceral nerves twisted into a figure 8 with the right half crossing in dextral forms above the left, sexes usually separate, and in most forms an operculum
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Origin and Etymology of streptoneura
New Latin, from strept- + -neura
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