NEITA-MORENO, J.C., RATCLIFFE, B. and CALBERTO, G. 2007. Immature Stages of Aspidolea singularis (Coleoptera: Scarabaeidae: Cyclocephalini). Revista Colombiana de Entomología. 33, 2 (Dec. 2007), 178–182. DOI:https://doi.org/10.25100/socolen.v33i2.9340.