80 TENTRREDINID.E. 



long and large, almost as in Macropliya ; anterior and hind tibiae with 

 two spurs at the extremity, intermediate tibiae with one at the extremity 

 and another in the middle ; all very long and sharp, especially the 

 inside spur on the hind tibiae' ; first joint of tarsi as long as all the 

 remainder. Wings rather long, moderately broad, with one mar- 

 ginal (appendiculate) and four submarginal cells, the first and second 

 each receiving a recurrent nervure ; no lanceolate cell, the com- 

 mencement of two lower anal veins being lost in the inner margin 

 near the base : hind wings with one middle cell and all the mar- 

 ginal cells open ; the appendiculate cell is much larger on the hind 

 wings than on the fore wings. 



1. Loboceras mexicanum. 



(Plate YI. fig. 4.) 

 Exp. al. 10 lin., long. corp. 4 lin. 



Testaceous ; antennae (except the two first joints), abdomen (from 

 the end of the fifth segment), femora (except at the base), and tarsi 

 black. Wing yellowish hyaline, darker on the fore wings, with 

 yellow nervures ; tips smoky, with black nervures. 



Hah. Mexico. 



a. 2- (Type of species.) Orizaba. M. Salle. 



2. Loboceras Mppolyte. 

 (Plate VI. fig. 6.) 



,Exp. al. 11 lin., long. corp. 4| lin. 



Eesembles the last species. Testaceous ; antennae, except the 

 two basal joints, cheeks, front and centre of mesothorax, the two 

 last joints of the abdomen, and the hind tarsi and extremities of the 

 hind tibiae black. Wings as in the last species, but clearer, especially 

 before the dark apex of the fore wings and on the hind wings. 



Hah. Amazons. 

 a. 2 • (Type of species.) Amazons. H. W. Bates, Esq. 



3. Loboceras lucidum. 



(Plate YI. fig. 5.) 



Exp. al. 7-8 lin., long. corp. 4 lin. 



Shining testaceous ; head (except mouth), a spot in front of thorax 

 (sometimes absent), scutellum, more or less of the apex of the abdomen, 

 and the fore hinder tibiae and tarsi and front tarsi, and sometimes 

 the front tibiae also, black. Wings hyaline, costa and nervures black, 

 base and apex infuscated. 



Hah. Amazons. 



a-c. $ . (Type of species.) Amazons. H. W. Bates, Esq. 



