16 



ANTHOPHiLA {AndrenidcB and Apida). 



E. T. Ckesson.— A list of the North American species of the genns 

 Anthouboia, with descriptions of new species. <Trans. Amer. 

 Bntomol. Soc, Vol. II, 1868-'69, pp. 289-293. 



B. T. Gbesson. — Catalogue of North American Apidse. <Trans. 

 Amer. Entoin. Soc.,, Vol. VII, 1878-'79, pp. 215-232. 

 A synonymical reference list of the species. 



W. H. Patton. — Generic arrangement of the Bees allied to Melissodes 

 and Authophora. <Bulletin U. S. Geol. and Geogr. Survey, Vol. 

 V, No. 3, 1879, pp. 471-479. 



