Reproductive Data for Drupa ricina

egg diameter	-
reproductive season	May
development	metamorphosis occurs when 4 whorls are complete; length: 1300 um; width: 850 um
occurrence	plankton in Kaneohe Bay Sampan Channel
references	J.B. Taylor in Planktonic Prosobranch Veligers of Kaneohe Bay, 1975

Phylogenetic Information

phylum	Mollusca
class	Gastropoda (subclass Prosobranchia)
order	Neogastropoda
family	Thaididae
genus	Drupa
species	ricina
reproduction method	sexual