Artículos
Jones, Clara B.. "Seasonal parturition mortality and dispersal in the mantled ..." (1-10-)
Flemming, Theodore H.. "Ant and rodent predation on small, animal dispersed seeds in..." (11-22-)
Koford, Rolf R.. "First record of an aplomado Falcon (Falco femoralis) in Cost..." (23-26-)
Young, Allen M.. "Notes on the interaction of the neotropical bug Paryphes bla..." (27-42-)
Young, Allen M.. "On the patchy distribution of Onychophorans in two cocoa pla..." (43-48-)
Villa, Jaime. "Frogflies from Central and South America with notes on other..." (49-68-)
Engstrom, Norman A. "Hybridization and the systematic status of the Aspidochirote..." (69-84-)
Engstrom, Norman A. "Development, natural history and interstitial habits of the ..." (85-96-)
Leber, Keith. "Habitat utlization in a tropical Heronry" (97-136-)
Stiles, F. Gary. "Notes on bird distribution in Costa Rica" (137-156-)
Forsyth, Adrian. "Nest site and habitat selection by the social wasp, Metapoly..." (157-162-)
Janzen, Daniel H.. "Small terrestrial rodents in eleven habitats in Santa Rosa N..." (163-174-)
Hilje Quirós, Luko. "Apuntes acerca de la fauna asociada con Byttneria aculeata J..." (175-178-)
DeLong, Dwigth M. "New species of Curtara (Homoptera : Cicadellidae) from Centr..." (179-214-)
DeLong, Dwigth M. "New species of Central and South American Gypona (Homoptera ..." (215-250-)
Wolda, Henk. "The Xestocephaline leafhoppers (Homoptera : Cicadellidae) kn..." (251-280-)
Kingsolver, John M.. "The Quadridentatus group of Acanthoscelides : Descriptions o..." (281-294-)
DeVries, Phil. "The genus Agrias (Lepidoptera : Nymphalidae : Charaxinae) in..." (295-302-)
Jacquemart, Serge. "Un Trichoptere Hydroptilide nouveau du nord du Chili : Metri..." (303-318-)
Wayne, Robert. "Preliminary checklist of the herpetofauna of Monteverde, Pun..." (319-325-)
Bussing, William A. "Status of the cyprinodontid fish genus Rivulus in Costa Rica..." (327-363-)
. "Myaptex acutus N.SP., asilido nuevo de Chile (Diptera - Asil..." (365-370-)
. "Why are there so many kinds of flowering plants in Costa Ric..." (371-388-)
. "Notes on the biology of the Central American Orobanchaceae" (389-395-)