Revista de Biología Tropical ISSN Impreso: 0034-7744 ISSN electrónico: 2215-2075

OAI: https://revistas.ucr.ac.cr/index.php/rbt/oai

Vol. 17 No. 1 (1969)

Published July 1, 1969

https://doi.org/10.15517/rbt.v17i1

Volume 17 - Regular number 1 - July 1969

Articles

Darío Valdivieso, J. R. Tamsitt

1–25

A review of the immunology of parasitic nematodes

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Mario Vargas V.

27–89

A contribution to the morphology of the eggs and nymphal stages of Porocephalus stilesi Sambon, 1910 and Porocephalus clavatus (Wyman, 1847) Sambon, 1910 (Pentastomida)

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K. K. Chakrabarti

91–96

A double metacercarial infection in an Indian fresh water fish, Heteropneustis fossilis (Bloch)

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Jaime Villa

97–104

Notas sobre la historia natural de la serpiente de los pantanos, Tretanorhinus nigroluteus

PDF (Español (España))

Luis Diego Gómez P.

105–117

Contribuciones a la Pteridología costarricense. I. Nuevas especies

PDF (Español (España))

Pedro E. León

119–124

Report of the chromosome numbers of some Costa Rican anurans

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José Miguel Jiménez

125–145

Studies on the pulmonary surface-active lipoprotein I. Isolation and chemical characterization of its constituents

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