limacina

from The Collaborative International Dictionary of English v.0.48

Limacina \Lim`a*ci"na\ (l[i^]m`[.a]*s[imac]"n[.a]), n. [NL.,
   From L. limax, limacis, a slug.] (Zool.)
   A genus of small spiral pteropods, common in the Arctic and
   Antarctic seas. It contributes to the food of the right
   whales.
   [1913 Webster]