A Key to the Parasitic Euglossine Bees and a New Species of Exaerete from Mexico (Hymenoptera-Apoidea)

by Moure, J. S.
Published 1964

La fauna quiróptera del Departamento de Cundinamarca, Colombia

by Valdivieso, Darío
Published 1964

A note on Kohlsia graphis erana from Costa Rica

by Arnold, Keith, Tonn, Robert J.
Published 1964

Efecto de los cambios de temperatura sobre las frecuencias cardíaca y respiratoria del lagarto ( Alligator mississipiensis)

by Campos, Víctor MI
Published 1964

Seasonal incidence of larval Trematodes in Costa Rica

by Tonn, R. J., Hunter, G. W., Alfaro, M., Zúñiga, J. A., Redmond, Donna L.
Published 1964

Contribución al estudio fitoquímico de plantas costarricenses. I. Análisis Alcaloidal

by Sáenz R., José A.
Published 1964

Schwartzitrema anhingi sp. nov. from the Indian Darter, Anhinga melanogaster Pennant, with a remark on the taxonomic position of the genus Schwartzitrema (Vigueras, 1940) Vigueras,...

by Gupta, Ramesh
Published 1964

Four new species of the genus Holostephanus Szidat, 1936 from Indian birds, with a brief review of the genus (Trematoda: Cyathocotylidae)

by Gupta, Ramesh
Published 1964

A new aquatic snail of the family Amnicolidae from Costa Rica

by Thompson, Fred G.
Published 1964

Bats of the Bogota Savanna, Colombia, with Notes on Altitudinal Distribution of Neotropical Bats

by Tamsitt, J. R., Valdivieso, Darío, Hernández-Camacho, Jorge
Published 1964

Notes on a primitive stingless bee, Trigona ( Nogueirapis ) mirandula

by Wille, Alvaro
Published 1964

Ensamblage de diatomeas asociados con caparazones de tortugas en la región Neotropical

by Donato-Rondon, Jhon Ch., González-Trujillo, Juan David, Romero, Buendy, Castro-Rebolledo, Maria I.
Published 2018

Efectos de la deforestación sobre la diversidad y la estructura del ensamblaje de macroinvertebrados en cuatro quebradas Andinas en Colombia

by Galeano-Rendón, Esnedy, Mancera-Rodríguez, Néstor Javier
Published 2018

Composición de los aceites esenciales en poblaciones naturales de Lippia origanoides (Verbenaceae) durante las estaciones seca y lluviosa

by Souza, Luciana Mendes, Fonseca, Francine Sousa Alves, Silva, Julio Cesar, Silva, Amanda, Silva, Julian, Martins, Ernane
Published 2019

Efecto de la presión estacional y humana en la fauna macrobentónica del sitio Ramsar pantano Caroni, Trinidad y Tobago

by Kanhai, Attish, Juman, Rahanna
Published 2018

Tremátodos de los Anfibios de México II. Una nueva subfamilia, Riojatrematinae (Monogenea: Polystomatidae) de Amphibia Anura

by Lamothe-Argumedo, Rafael
Published 1964

Melochia pyramidata L. I: Análisis alcaloidal y cromatográfico; informe preliminar

by Sáenz R., José A.
Published 1964

Phlebotomus de El Salvador (Diptera, Psychodidae)

by Rosabal, R., Trejos, A.
Published 1964

A Preliminary Study of Organic Detritus in a Tropical Forest Ecosystem

by de la Cruz Acosta, Armando
Published 1964

A new stingless bee from the tertiary amber of the Dominican Republic (Hymenoptera; Meliponini)

by Wille, Alvaro, Chandler, Leland C.
Published 1964