User:Mdboze/sandbox

Pseudoperna  is an is a genus of extinct very small oysters. Pseudoperna live in tight groups. This small oyster is commonly found attached in groups to the shell of Inoceramus. Typically only attached to very large species Inoceramus. Pycnodonte and Pseudoperna are preserved mostly as calcitic valves and are also found attached to Mytiloides.

Mdboze (talk) 04:25, 6 March 2012 (UTC) Michael Bozeman Mdboze (talk) 04:25, 6 March 2012 (UTC)