Engina trifasciata, is commonly known as the "striped engina" or "bumble bee snail", names which can also refer to Engina mendicaria. It is a species of small sea snail, a marine gastropod mollusk in the family Pisaniidae.
Engina trifasciata can reach 17 mm in size.[1] The shell is striped in a transverse spiral pattern with alternating bands of black and cream.