E.  Galante, Garcia, R. M., Barrera, I., and Galindo, P., ?Comparison of Spatial Distribution Patterns of Dung-Feeding Scarabs Coleoptera Scarabaeidae Geotrupidae in Wooded and Open Pastureland in the Mediterranean Dehesa Area of the Iberian Peninsula?, Environmental Entomology, vol. 20, pp. 90-97, 1991.