Sphex dubitata Cress. (Chlorion), H 2. 



Sphex (Priononyx) ferrugineus Fox male (Chlorion), C 1. 



Sphex (Priononyx) ferrugineus Fox female (Chlorion), H 1. 



Sphex l^viventris Cress. (Chlorion), H 2, 



Sphex lauta Cress. (Chlorion), H 1. 



Sphex (Isodontia) macrocephalus Fox (Chlorion aztecum Sauss), H 1. 



Sphex nudus H. Fern (Chlorion), C 1, P 1. 



Sphex texanus Cress. (Chlorion), H 1, M 1. 



Tachysphex apicalis Fox, H 1. 



Thyreodon grandis Cress., H 1. 



Thyreodon laticinctus Cress., H 2. 



Thyreodon niger Cress., H 2. 



Trachandrena dolosa Vier., PI. 



Trachandrena weedi Vier., P 2. 



Vespa fernaldi Lewis, C 2, M 1. 



40 



