- Source: Tropaeas gracilis
Tropaeas gracilis is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
References
Higo, S., Callomon, P. & Goto, Y. (1999). Catalogue and bibliography of the marine shell-bearing Mollusca of Japan. Osaka. : Elle Scientific Publications. 749 pp.
External links
World Register of Marine Species
