Artículos
Simberloff, Daniel. "Holes in the doughnut theory : The dispersion on ant - lions" (13-46-)
Stout, Jean. "Migration of the aquatic hemipteran Limnocoris insularis (Na..." (1-11-)
Angulo, Andres. "La subfamilia Phytometrinae en Chile (Lepidoptera : Noctuida..." (57-95-)
DeLong, Dwigth M. "The Treehoppers (Homoptera : Membracidae) known to occur in ..." (171-194-)
DeLong, Dwigth M. "Seventeen new species and three new genera of Central and So..." (195-226-)
DeLong, Dwigth M. "Some new or little known neotropical Deltocephalinae (Homopt..." (227-247-)
Wilson, Mary F.. "Weights of some Central American birds" (249-257-)
DeVries, Phil. "An annotated list of the butterflies of Parque Nacional Corc..." (47-56-)
Hermosilla, W. "Evolución mesofaunística de una sucesión ecológica secundari..." (267-277-)
Gómez, Luis Diego. "Contribuciones a la pteridología centroamericana 3.Sertum Ni..." (279-281-)
Devi, Santha. "Studies on the spore morphology of some members of Polypodia..." (283-303-)
Janzen, Daniel H.. "Description of a Pterocarpus officinalis (Leguminosae) monoc..." (305-309-)
Janzen, Daniel H.. "Inter and intra-crop variation in seed weight of Costa Rican..." (311-323-)
Janzen, Daniel H.. "Reduction of seed predation on Bauhinia pauletia (Leguminosa..." (325-335-)
Young, Allen M.. "Notes on the biology of the butterfly Hipoleria cassotis (Ba..." (97-108-)
Kennedy, Helen. "Notes Central American Marantaceae III. New Species of Calat..." (349-356-)
DeLong, Dwigth M. "Neotropical leafhoppers of the Bahita Group (Homoptera : Cic..." (109-169-)
Gómez, Luis Diego. "Contribuciones a la pteridología costarricense XII. Carlos W..." (361-393-)
Pfister, Donald H.. "On a collection of Wynnea americana from Costa Rica with som..." (395-400-)
Jimenez, Otón. "Botánicos de Antaño V. Mi visita al capitán John Donnell Smi..." (401-406-)
Gómez, Luis Diego. "Production of nectar and gums by flowers of Monstera delicio..." (407-412-)
Fischer, Rudolf. "Pared seudoaglutinada en una perforación de Lithophaga (Rupi..." (259-266-)
Chandra, Subhash. "Studies on the morphology of the monotypic fern genus Margin..." (337-348-)
Gómez Laurito, Jorge. "De Cyperacearum Costarricensium Novitate" (357-359-)