Ameiurus
(tree size 9)
Ictalurus
(tree size 21)
Villarius
Noturus
(tree size 29)
The madtom genus
Prietella
(tree size 2)
Pylodictis
(tree size 1)
Trogloglanis
(tree size 1)
Satan
(tree size 1)
Astephus
Schilbeodes
(tree size 2)