The Collaborative International Dictionary
Vermetus \Ver*me"tus\, n. [NL., from L. vermis worm.] (Zo["o]l.) Any one of many species of marine gastropods belonging to Vermetus and allied genera, of the family Vermetid[ae]. Their shells are regularly spiral when young, but later in life the whorls become separate, and the shell is often irregularly bent and contorted like a worm tube.
n. (context zoology English) Any of many species of marine gastropods belonging to (taxlink Vermetus genus) and allied genus, of the family ''(taxlink Vermetidae family)''.