Fecha de publicación	Título	Autor(es)
1986-06-22	Simposio en Francia sobre relación insectos-plantas	-
1988-06-22	Ficus microcarpa L., F. benjamina L. ans other species introduced in the New World, their pollinators (Agaonidae) and other fig wasps.	Ramírez Benavidez, William
1990-10-15	Evolution of the mandibular appendage in fig wasps (Hymenoptera: Agaonidae)	Ramírez Benavides, William
1993-04-04	Swarming of the African Bees in the Central Valley of Costa Rica, Central America	Ramírez Benavides, William
1992-11-13	Activity of Apis mellifera (Hymenoptera: Apidae) and some spiders (Araneidae) during the 1991 total solar eclipse in Costa Rica	Ramírez Benavidez, William
1991-03-05	Conformation of the ambulacrum of Varroa Jacobsoni oudemans (mesostigmata: varroidae): A grasping structure	Ramírez Benavides, William
1986-06-13	A hypothesis on the functions of juvenile hormone of host in sexual maturation and oviposition of Varrona jacobsoni (Acari: Mesostigmata: Varroidae)	Ramírez Benavides, William
1996-10-01	A review of the Genus Psenobolus (Hymenoptera: Braconidae) from Costa Rica, an Inquiline Fig Wasp with Brachypterous Males, With Descriptions of Two New Species	Ramírez Benavidez, William
1988-04-05	Parasitic relationships among chalcidoid fig-wasps and the syconia of ficus (Hymenoptera: chalcidoidea)	Ramírez Benavides, William
1986-08-13	Biological Analogies Between Some fig-wasps (Hymenoptera Agaonidae and Torymidae: Sycophaginae) and Varroa jacobsoni (Acari: Varroidae)	Ramírez Benavides, William
1994-01-21	Hybridization of Ficus religiosa with F. septica and F. aurea (Moraceae)	Ramírez Benavidez, William