Phylogeny of the tribe Tapinotaspidini, and revisions of genera Arhysoceble Moure,...
Genetic structure of urban populations of Centris (Heterocentris) analis Fabricius...
Nesting Ecology of Centris (Paracentris) burgdorfi (Apidae, Centridini).
Bee population genetics and the extinction vortex of the Hymenoptera
Phylogenetic relationships of corbiculate bees (Hymenoptera: Apidae: Apini)