Fissurella angusta is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets.
Distribution This species occurs in the Caribbean Sea, the Gulf of Mexico, off the Lesser Antilles and Hispaniola.
References
Rosenberg, G.; Moretzsohn, F.; García, E. F. (2009). Gastropoda (Mollusca) of the Gulf of Mexico, Pp. 579–699 in: Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Texas A&M Press, College Station, Texas.