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anthophila ( Andrenidce and Apidcc). 
E. T. Cresson.— A list of the North American species of the genus 
Anthophora, with descriptions of new species. <Trans. Amer. 
Entomol. Soc., Vol. II, 1868-’69, pp. 289-293. 
E. T. Cresson. — Catalogue of North American Apidse. <Trans. 
Amer. Entom. 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 Anthophora. <Bulletin U. S. Geol. and Geogr. Surve 3 r , Vol. 
V, No. 3, 1879, pp. 471-479. 
