翼法螺

翼法螺（学名：）是一種掠食性的海螺，是一種海洋腹足綱軟體動物。舊屬异足目法螺科翼法螺属，今屬鶉螺總科的法螺科。
Biplex perca is a species of predatory sea snail, a marine gastropod mollusk in the family Ranellidae, the tritons. It is more commonly known as the winged frog shell or the maple leaf shell.

Subspecies
 Biplex perca bozzettii Beu, 1998

Description
Shells of Biplex 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.

分佈
本物種廣泛分佈於從東非到日本的印度洋-西太平洋海域，包括中国大陆及台湾。常栖息在潮间带的岩礁区。

参考文献

參考書目
 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

外部連結
 Good image from jaxshells at:  

Y
法螺亞科
Ranellidae
Gastropods described in 1811