(Noturus taylori)
The Caddo madtom (Noturus taylori) is a species of fish in the family Ictaluridae endemic to the United States.N.taylori was named in honor of William Ralph Taylor,U.S.National Museum,in recognition of his contributions to the knowledge of catfishes.They average 2 to 4 in long and weigh no more than few ounces.N.taylori species have small to tiny or fragmented ranges,but are mostly found in the Caddo,Ouachita,and Little Missouri Rivers in southwestern Arkansas