pepsinae: tribe macromerini 



189 



Paratypes: 9, Oakley, Contra Costa County, Calif., Aug. 9, 1936, 

 E. C. Van Dyke (San Francisco). 2 9, same data as the type (Berke- 

 ley and Townes). 9, Tracy, Calif., May 20, 1949, R. F. Smith 

 (Townes). 9, Tracy, Calif., June 3, 1949, J. W. MacSwain (Berke- 

 ley). 9, Tracy, Calif., June 7, 1949, J. W. MacSwain (Townes). 

 9, Tracy, Calif., Aug. 1, 1949, P. D. Kurd (Berkeley). 



Figure 107. — Localities for Ageniella fuscipennis. 



This species has been taken only in California. Though super- 

 ficially similar to A. arcuata or A. agenioides, according to whether 

 the abdomen is red or black, respectively, it is distinct from both in 

 several minor characters and has a different range. 



Subgenus Ageniella Banks 



Ageniella Banks, 1912, Journ. New York Ent. Soc, vol. 19, p. 222. Type: 

 Pompilus (Agenia) acceptus Cresson; original designation. 



Hairless apical margin of clypeus usually polished and nearly 

 always set off from the rest of the clypeus by a groove ; mesopleuron 

 with or without an oblique carina at the front end of its transverse 

 groove; propodeum usually without any erect hairs, only with pubes- 

 cence; brush on inner side of hind tibia with or without a subapical 

 interruption; upper side of hind tibia without teeth; sixth sternite of 

 male with a median apical, weakly raised, rounded ridge, on each 

 side of which the sternite is impressed; subgenital plate of male 

 usually tectate. 



Fore and middle tibial spurs whitish or blackish; hind tibial spurs 

 blackish, or if the insect's body is rufous the tibial spurs may all be 

 ferruginous. 



This subgenus is well developed in the southern half of North 

 America and in the West Indies. A few species reach southern 

 Canada. Several are known from Panamd, but only one (the Chilean 

 argenteosignatus) from farther south. The known species may be 



347756—57 13 



