kidneyshell

English

Etymology

From kidney +‎ shell.

Noun

kidneyshell (plural kidneyshells)

1. Any of various freshwater mussels in the genus Ptychobranchus.
   • 2009 May 1, Moira Welsh, “Ottawa `ducking its own laws' on protecting wildlife, study says”, in Toronto Star‎:

     Canada's species at highest risk — caribou, spotted owls and the freshwater kidneyshell mussel — remain under threat because the federal government is failing to use its own laws to protect them, says a coalition of environmental groups.