The Collaborative International Dictionary
Volutae
Voluta \Vo*lu"ta\, n.; pl. E. Volutas, L. Volut[ae]. [L., a spiral scroll. See Volute.] (Zo["o]l.) Any one of numerous species of large, handsome marine gastropods belonging to Voluta and allied genera.
Wiktionary
volutae
n. (plural of voluta English)