Gyrineum perca is a species of predatory sea snail, a marine gastropod mollusk in the family Cymatiidae. It is more commonly known as the winged triton or the maple leaf triton.
Description Shells of Gyrineum perca can reach a length of . These unusual shells are quite flattened, well adapted to laying on a soft substrate, with large flanges close to the outer lips and a blade-like outpouching of the outer shell layer, forming two longitudinal folds (hence the genus name). Shell surface may be whitish, yellowish or pale brown.Linsley and Javidpour Gastropod episodic growth Biodiversity Library, pg. 157Univalves Biodiversity Library
Distribution Indo-Pacific: widespread from Eastern Africa to Japan.Hardy's Internet Guide to Marine GastropodsGalli C.: WMSDB - Worldwide Mollusc Species Data BaseGBIF
References
Hylleberg, J. & Kilburn., R. N. 2003. Marine molluscs of Vietnam. Annotations, voucher material, and species in need of verification Phuket Marine Biological Center Special Publication 28: 1-300
External links Good image from jaxshells at:
Bibliography Beu, A. (2010). Catalogue of Tonnoidea. Pers. comm. B. Wilson - Australian Marine Shells Part 1 F Springsteen, F. M. Leobrera - Shells of the Philippines G. T. Poppe - Philippine Marine Molluscs Vol. 1 Ngoc-Thach Nguyên - Shells of Vietnam Thomas Henning and Jens Hennens - Ranellidae and Personidae of the World Yoichiro Hirase - Shells of Japan