Unique Characters: Found only in Lumber and Waccamaw drainages. Caudal fin base with dark blotch. Fins not edged with black. Modally 16 anal rays and 59-60 caudal fin rays. Caudal fin length to height ratio of 1.34.
“Lake Waccamaw” and “Cape Fear” undescribed Noturus species.
Margined Madtom Noturus insignis. Dorsal, anal, and caudal fins usually edged with black. Anal fin with 18-21 rays. Caudal fin base without dark blotch.