1. a small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many-chambered shell coiled in a flat spiral; [syn: spirula, Spirula peronii]
WordNet (r) 3.0 (2006):
Spirula peronii
n 1: a small tropical cephalopod of the genus Spirula having
prominent eyes and short arms and a many-chambered shell
coiled in a flat spiral [syn: spirula, Spirula peronii]