NESTING HABITS OF SOME ANTHIDIINE BEES. 277 



2. Resin, used in the construction of the nest, is obtained 

 from the leaves and stem of the small sunflower, Helianthus 

 petiolaris. 



3. D. sayi is one of those wild bees whose members nest in 

 close association with one another. 



4. A female of this species was seen to mate more than once. 



5. D. sayi seems to be nearly free from parasitism. 



BIBLIOGRAPHY. 



1. Davidson, A. 



'96 On the Nesting Habits of Anthidium consimile. Ent. News, 7: 22-26 



2. Fabre, J. Henri. 



'15 Bramble-bees and Others. Engl. trans.. New York. 



3. Friese, H. 



'23 Die europaischen Bienen (Apidae). 3 und 4 Lieferung, pp. 297-307. 

 Berlin und Leipzig. 



4. Hacker, Henry. 



'15 Memoirs Queensland Museum, 3: 137. 1915. 



5. Hicks, Chas. H. 



'26 Nesting Habits and Parasites of Certain Bees of Boulder County, 

 Colorado. Univ. Colo. Studies, 15: 217-252. 



6. Hungerford, H. B., and Williams, F. X. 



'12 Biological Notes on Some Kansas Hymenoptera. Ent. News, 23: 

 241-260. Pis. XIV.-XVI. 



7. Melander, A. L. 



'02 The Nesting Habits of Anthidium. BIOL. BULL., 3: 27-34. 10 figs. 



8. Newberry, Miss Minnie. 



'oo Notes on the Nesting of Anthidium paroselce Ckll. Psyche, 9: 94. 



9. Sharp, David. 



'95 The Cambridge Natural History. Vol. VI. London. 



10. Turner, C. H. 



'22 Biol. Bull., 42: 153-172. 6 figs. 



