Literature

Authors	Year	Title
S. M. Rehan, Sheffield C. S.	2011	Morphological and molecular delineation of a new species in the Ceratina dupla species-group (Hymenoptera: Apidae: Xylocopinae) of eastern North America
K. W. Watrous, Cane J. H.	2011	Breeding biology of the threadstalk milkvetch, Astragalus filipes (Fabaceae), with a review of the genus
J. H. Cane, Sampson, B. J., Miller, S. A.	2011	Pollination value of male bees: The specialist bee Peponapis pruinosa (Apidae) at summer squash (Cucurbita pepo)
E. M. Lichtenberg, Hrncir, M., Turatti, I. C., Nieh, J. C.	2011	Olfactory eavesdropping between two competing stingless bee species.
O. Ávalos-Hernández, Lucia, M., Alvarez, L. J., Abrahamovich, A. H.	2011	Walkeromya plumipes (Philippi) (Diptera: Bombyliidae), a parasitoid associated with carpenter bees (Hymenoptera: Apidae: Xylocopini) in Argentina
J. P. Torretta, Marrero, H. J., A Alsina, R.	2011	Chalepogenus roitmani Roig Alsina (Hymenoptera: Apidae: Tapinotaspidini): description of the male and new geographical records for the species
I. A. Hinojosa-Diaz, Melo, G. A. R., Engel, M. S.	2011	Euglossa obrima, a new species of orchid bee from Mesoamerica, with notes on the subgenus Dasystilbe Dressler (Hymenoptera, Apidae)
G. Nates-Parra, Rodriguez A.	2011	Forrajeo en colonias de Melipona eburnea (Hymenoptera: Apidae) en el piedemonte llanero (Meta, Colombia)
J. - H. Stuke, Lucia, M., Abrahamovich, A. H.	2011	Host records of Physocephala wulpi Camras, with a description of the puparium (Diptera: Conopidae)
M. Maggi, Lucia, M., Abrahamovich, A. H.	2011	Study of the acarofauna of native bumblebee species (Bombus) from Argentina
V. H. Gonzalez, Griswold T.	2011	Two new species of Paratrigona and the male of Paratrigona ornaticeps (Hymenoptera, Apidae)