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Reproductive Data for Schwartziella gracilis (Pease)
egg diameter -
reproductive season January, March, April
development planktonic veliger
occurrence Dredged Island; Kaneohe Bay, Oahu
references J.B. Taylor in Planktonic Prosobranch Veligers of Kaneohe Bay, 1975

Phylogenetic Information
phylum Mollusca
class Gastropoda (subclass Prosobranchia)
order Neotaenioglossa
family Rissoidae
genus Schwartziella
species gracilis (Pease)
reproduction method sexual