2 CALIFORNIA ACADEMY OF SCIENCES. 



Washington, D. C, for determining the Parasitica and 

 Formicida;. (The latter will be found in a separate paper 

 by Mr. Pergande.) I might state that several species of 

 the smaller bees, which are evidently new, I have re- 

 frained from describing, as a lack of Mexican material 

 renders their identification ambiguous. 



TENTH REDINID^. 



Ptenus sp. El Paraiso, L. Cal. {Haines). May. 

 Nematus (?) sp. Same locality as the preceding. 



ichneumonid^. 



Enicospilus (Ophion) glabratus Say. Comondu 

 {Haines) March, and San Jose del Cabo, L. Cal. {Eisen). 

 I 3 and 2 females. 



Enicospilus (Ophion) purgatus Say. Margarita 

 Island, L. Cal. {Haines). March. Two females. 



Limneria sp. One ? . San Quintin, L. Cal. {Haines). 

 May. 



x\grypon sp. San Julio, L. Cal. (Haines). April. 

 One ? . 



EiPHOsoMA AZTECA Crcss. One S . Comondu, L. 

 Cal. {Haines). March. 



ExETASTES FusciPENNis Cress. Two females. Mar- 

 garita Island, L. Cal. {Haines). March. 



ExocHUs sp. One broken 3 . Comondu, L. Cal. 

 {Haines). March. 



Cryptus callipterus Say. Two females, 13 males. 

 San Quintin, San Borgia and El Paraiso {Haines). May. 



BRACONIDyE. 



Iphiaulax (Bracon) montivagus Cress. Two males. 

 San Julio, L. Cal. {Haines). April. 



Iphiaulax (Bracon) eurygaster Brulle. One male. 

 San Quintin, L. Cal. {Haines). May. 



