Steve J. B. Cooper

Molecular phylogeny and historical biogeography of the large carpenter bees, genus Xylocopa (Hymenoptera: Apidae)

R. Leys, Steve J. B. Cooper, Michael Schwarz, 2002 .

Molecular phylogeny of the large carpenter bees, genus Xylocopa (Hymenoptera: apidae), based on mitochondrial DNA sequences.

M. Schwarz, R. Leys, S. Cooper, 2000, Molecular phylogenetics and evolution.