Rissoa variabilis
Rissoa variabilis, common name the variable risso, is a species of small sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae.
Rissoa variabilis, common name the variable risso, is a species of small sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae.