Sapoteca
Catálogo completo de referencias bibliográficas relacionadas con anfibios de Ecuador
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A new plethodontid salamander (genus Bolitoglossa) from Venezuela with redescription of the Ecudorian B. palmata (Werner)
A new plethodontid salamander (genus Bolitoglossa) from Venezuela with redescription of the Ecudorian B. palmata (Werner). Copeia 1962:1 170-177.
Salientia of Venezuela
Salientia of Venezuela. Copeia 1962:3 667-667.
Salientia of venezuela
Salientia of venezuela. Bulletin of the Museum of Comparative Zoology, Harvard College 126:1 1-207, 1 fig., errata sheet (loose).
Status of the frog Hyla albomarginata in Central America
Status of the frog Hyla albomarginata in Central America. Fieldiana - Zoology 39:55 595-601.
Salientia of Venezuela
Salientia of Venezuela. Bulletin of the Museum of Comparative Zoology at Harvard College 126:1 6-207.
Status of the frog Hyla albomarginata in Central America
Status of the frog Hyla albomarginata in Central America. treefrog, Amphibia, Anura, new species, rufitela, morphology, mating call, vocalization, description 39:55 595-601.
Descriptions of tadpoles of Middle American frogs
Descriptions of tadpoles of Middle American frogs. reptiles, systematics, morphology 5-37.
Die Zucht von Gastrotheca marsupiata
Die Zucht von Gastrotheca marsupiata. Das Aquarium und Terrarium Zeitschrift 13 121–122-121–122.
On the mating and egg-laying behavior of the Surinam toad, Pipa pipa
On the mating and egg-laying behavior of the Surinam toad, Pipa pipa. Copeia 1960:4 271-276.
Descriptions of tadpoles of Middle American frogs
Descriptions of tadpoles of Middle American frogs. Miscellaneous Publications, Museum of Zoology, University of Michigan 1-37, 1 plate.
A revision of the Ecuadorian snakes of the colubrid genus Atractus
A revision of the Ecuadorian snakes of the colubrid genus Atractus. Miscellaneous Publications, Museum of Zoology, University of Michigan 1-86.
Call structure in frogs of the family Leptodactylidae
Call structure in frogs of the family Leptodactylidae. Texas Journal of Science 12:3/4 201-215.
Call structure in frogs of the family Leptodactylidae
Call structure in frogs of the family Leptodactylidae. The Texas Journal of Science 12:3,4 201-215.
On the unique sound production of the Surinam toad, Pipa pipa
On the unique sound production of the Surinam toad, Pipa pipa. Copeia 1960:4 368-369.
Observations on the breeding and development of the Surinam toad, Pipa pipa
Observations on the breeding and development of the Surinam toad, Pipa pipa. Copeia 1960:1 40-44.
Neue Frösche und Fröschnachzuchten
Neue Frösche und Fröschnachzuchten. Das Aquarium und Terrarium Zeitschrift 12 184–186-184–186.
Coangue: o historia cultural y social de los negros del Chota y Salinas
Coangue: o historia cultural y social de los negros del Chota y Salinas. Instituto Ecuatoriano de Antropologia y Geografía.
Estudios sobre batracios andinos V. El género Bufo
Estudios sobre batracios andinos V. El género Bufo. Memoriàs del Museuo de Historia Natural "Javier Prado" 1-48 + 14 plates.
Ecology and evolution
Ecology and evolution. The Antioch Review 1959:Spring 47-55.
Life history of Gastrotheca marsupiata spp.
Life history of Gastrotheca marsupiata spp.. Herpetologica 14 151-152.