limacina

[Fem. sing. of Mod. Lat. lima cinus, from Lat. limax =a slug, a snail.] Zool .: The typical genus of the family Limacinide (q. v.). The shell is subglobose, sinistral, spiral, umbilicated. No operculum. Animal with expanded fins. Two known recent species from the Arctic and the Antarctic seas. li-ma-çin-i-dæ, s. pl. [Mod. Lat. limacin (a); Lat. fem. pl. adj. suff. -idœ.] Zool .: A family of Mollusks, order Pteropod a. The shell, which is sinistral, is minute, spiral, sometimes operculate. The animal with fins at tached to the sides of the mouth.