Biological Papers. 129 



Family Encyrtid^. 

 Copidosoma gelechise Howard. Oak creek, 1 specimen. 



Family Perilampid^. 

 Perilampus cyaneus Brulle, Oak creek, 2 specimens. 



hyalinus Say. Oak creek, 1 specimen. 

 Euperilampus opacus Ashmead. Oak creek, 1 specimen. 



Family Chalcidid^. 

 Leucospis afRnis Say. Oak creek, 1 specimen; Congress Junction, 1 speci- 

 men, 

 bicincta Viereck, new species, 1 specimen, 

 sulcata Westw. Oak creek, 2 specimens. 

 Stomatoceras, undetermined species. Congress Junction, 1 specimen. 

 Spilochalcis torvina Cresson. Oak creek, 2 specimens. 

 Chalcis flavipes Fab. Oak creek and San Bernardino ranch, 1 specimen at 



each camp. 

 Acanthochalcis argenteomaculata Ashm. Bill Williams'fork, Congress Junc- 

 tion, San Bernardino ranch, and Tucson, numerous specimens. 



Family Figitjd.e. 

 Eucoila impatiens Say. Oak creek, 1 specimen. 

 Figites coloradensis Ashm. Oak creek, 1 specimen. 



Family Scelionid^. 

 Scelio venata Brues, new species. Baboquivari, 1 specimen. 

 Family Diaprid^. 



Family Chrysidid.T!;. 

 Ceratopria, undetermined species. Oak creek, 1 specimen. 

 Notozus marginatus Patton. Oak creek, one specimen. 

 Holopyga horus Aaron. Oak creek, 1 specimen. 

 Tetrachrysis ceeruleus Fab. Oak creek, 1 specimen; Tucson, 16. 



intricata Brulle. Congress Junction. 1 specimen. 



lauta Cress. Oak creek, 6 specimens. 



tripartita Aaron. Oak creek and Tucson, 1 specimen at each 

 place. 

 Metapochia, undetermined species. Oak creek, 1 specimen. 

 Parnopes westcotti Mell. and Brues. Bill Williams fork, 1 specimen. 



Family Formicid/e. 

 Camponotus castaneus Latr. , var. americanus Mayr. Oak creek, 4 specimens. 

 Isevigatus Smith. Oak creek, 1 specimen, 

 maculatus Latr., var. mccooki Forel. Oak creek, 4 specimens. 

 Formica fusca Linn., var. subpolita Mayr. Bill Williams fork- and San Ber- 

 nardino ranch, several specimens each, 

 var. neoclara Emery. Tucson, 2 specimens, 

 var. argentata Wheeler. Baboquivari, 1 speceimen. 



Family Dorylid^. 

 Labidus mexicanus Smith. San Bernardino ranch, 1 specimen. 



