Mollusc shell

spire（英语：Spire (mollusc)） is depressed, dome-shaped with an apex that is frequently eroded and red. The shell contains 4 to 5 whorl（英语：Whorl (mollusc)）s, the

1900)：模式產地位於琉球群島。 Ovachlamys kandai M. Azuma, 1978 Family: Helicarionidae. World Mollusc Species DB. [2015-05-02]. （原始内容存档于2020-02-26） （英语）.  WoRMS. Ovachlamys

Univalves （页面存档备份，存于互联网档案馆） Biodiversity Library Galli C.: WMSDB - Worldwide Mollusc Species Data Base （页面存档备份，存于互联网档案馆） Biplex perca. GBIF. Copenhagen, Denmark:

depth of 350 m; thin, fragile, smooth, cylindrical shell with convex whorl (mollusc)（英语：whorl (mollusc)）s. The body whorl（英语：body whorl） is prominent. Minute

"Invasion of the North American Atlantic Coast by a Large Predatory Asian Mollusc". Biological Invasions 2(1): 7-22. doi:10.1023/A:1010038325620 维基共享资源上的相关多媒体资源：红皱岩螺