madtom

noun

1. Any of the catfish of the genus Noturus of the family Ictaluridae.

   “Two specimens were taken; one very large example, 9 inches long, i a pool of Bottom Creek, and a small one in the river. The stomach of the large specimen was filled with minnows and "Mad Toms."”

   “We were fishing with "mad toms" for bait; that is what the local fishermen call diminative^([sic]) bullheads.”

   “On the Potomac and the Susquehanna rivers a favorite bass bait is what they call a mad-tom, which is nothing but a small yellow catfish (stone cat) with its spines cut off.”