catostomid

Definitions of catostomid

1. noun

   a cypriniform fish of the family Catostomidae
   types:

   sucker

   mostly North American freshwater fishes with a thick-lipped mouth for feeding by suction; related to carps

   buffalo fish, buffalofish

   any of several large suckers of the Mississippi valley

   Hypentelium nigricans, hog molly, hog sucker

   widely distributed in warm clear shallow streams

   redhorse, redhorse sucker

   North American sucker with reddish fins

   type of:

   cypriniform fish

   a soft-finned fish of the order Cypriniformes