U. S. NATIONAL MUSEUM 



PROCEEDINGS, VOL. 65, ART. 16 PL. I 



1 ^ 2 



Spinimanus Zett-erst-edt vigil 0sten5acken 



exustus Walker 



avidus Loew 



l^iliferus Loew 



monstrosus OstenSacken 



virago Aldrich 



North American Scellus 



For explanation of plate see pace is 



