a Cacotemnus and Hemicoelus Lea 



1 Annbium nbg. Artobium Mnls. 



2 Tylistus Lee., Enneatoma Muls. 



4 Ptilinus serricollis Say, Journ. Ac. Nat. Sc. Phila. 3, 186, is a Ptilodactyla. 



