(1)
Barrantes, G.; G. Eberhard, W.; Ling Wen, J. Seasonal Patterns of Parasitism of the Tropical Spiders Theridion Evexum (Araneae, Theridiidae) and Allocyclosa Bifurca (Araneae, Araneidae) by the Wasps Zatypota Petronae and Polysphincta Gutfreundi (Hymenoptera, Ichneumonidae). Rev. Biol. Trop. 2008, 56, 749-.