File:De Andrade 1999 Cephalotes OCR - Copy-545 Cephalotes-obscurus.jpg

de Andrade, M. L.; Baroni Urbani, C. 1999. Diversity and adaptation in the ant genus Cephalotes, past and present. Stuttgarter Beitrage zur Naturkunde Series B (Geolgie and Palaontologie). 271:1-889