THEODORE H. FRISON 155 



and can only surmise it was tliat of some iiuiuiliuous oi' parasitic 

 species of bee. 



Mention should also Ijc made of a fungous disease of the bee 

 larva(!. Soine of the bee cells opened on May 31, 1919, con- 

 tained shriv(dled larvae covered with a whitish fungous growth. 

 No doubt bacterial diseases also take their toll of the Anthoph.ora 

 bee population. 



BihVuxjrapliij 



A.shine;ul, Wm. H. lcSy4. Tlie Habits of the Aculuute Hymeiioptcra. — I. 



Psyche, 7, p. 25. 

 Banks, X. 1912. At the ("caiiothus in ^■il•sillia. Enf. Xeirs, xxni, p. 107. 

 Cockerel], T. D. A. 1905. On a Small C-ollection of Anthophorid bees from 



Colorado. Entotnologisl, xxxvin, p. (iO. 

 Frisoti, T. H. 1917. Notes on Bombidac, and on the Life History of Bom- 



l)iis (luricoiniiK Kebt. Ann. Enf. Soc. Amer., x, pp. 279-280. 

 f!rossl)eck, J. .\. l'.)ll. A Contribntion toward the Life History of Einplior 



holniliifoniii's Cress. Jouni. Xcw York Ent. Soc, xix, i)p. 238, pi. vn. 

 Kelojj;^, \'. L. 190."). American Insects. Chapter XV. The Saw-flies, 



Gall-flies, Ichneumons, Wasps, Bees, and Ants (Order Hymenoptera). 



Henry Holt & Company. New York. p. 510. 

 Knab, F. 1911. How Emphor Drinks. Proc. Ent. Soc. Wa.sh., xin, ]). 170. 

 Lutz, F. E. and T. D. A. Cockerell. 1920. Notes on the Distribution and 



Bibliography of North American B(>es of the Families Apidae, Meliponidae, 



Boml)iilae, Euglossidae, and Authophoridae. Bull. Amer. Mus. Nat. 



Hut., XLii, pp. 591-592. 

 Malloch, J. R. 1917. A Preliminary Classification of Diptera, exclusive of 



Pu])ipara, based upon Larval and Pupal Characters, with Keys to Imagines 



in Certain Families. Part I. Bull. III. State Lab. Xat. Hist., xn, pp. 391- 



396. 

 Nichols, M. L. 1913. Some Observations on the Nesting Habits of the 



Mining Bee, Eniplioi fuscojubatus Ckll. ['.^ijclii-, xx, pp. 107-112. 

 Xininger, H. H. 1920. Xotes on the Life-history of ,1 ulhoplmra slaiifordunid. 



Psijchc, xxvii, p|). 135-137. 

 Pation, \\'m. II. 1S79. (Jeneric .\rraiigement of the Bees allied to Meli.s- 



sodes and .\iil liophora. Hull. V. S. (Icol. Geof/. Surrei/ Terr., v, j). 470. 

 Rilc}', C. \'. 1877. On a Remarkable new (ienus in Meloidae infesting 



Mason-bee Cells in the I'nifed Slates. Tran.s. Arad. Sci. St. Louis, ni, 



l)p. 5()3-5()5. 

 Robertson, Chas. 1894. Flowcu's and In.sects - lio.saccsae and Compositae. 



Tran.s. Acad. Sci. St. Louis, vi, p. 442. 



1S9I. Flowers 4md Insects, Asclepiadaceae to Scroi)liulariaceae. Trans. 



Aanl. Sci. St. Louis, v, pp. 576, 580, 581, 591. 



TRANS. AM. ENT. SOC, XLVUI. 



