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Notes on the taxonomy of the birds of Malaysia
Vol 31, Iss 1, Page 1
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A new name for a Philippine Flowerpecker
Vol 31, Iss 2, Page 8
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Further notes on display forms of the long-tailed bird of paradise, Epimachus meyeri meyeri Finsch
Vol 31, Iss 3, Page 9
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Field notes on the snakes of Kartabo, British Guiana, and Caripito, Venezuela
Vol 31, Iss 4, Page 11
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Eastern Pacific Expeditions of the New York Zoological Society. XXXIV. Mollusks from the West Coast of Mexico and Central America. Part III
Vol 31, Iss 5, Page 53
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Introgressive hybridization in domestic fishes. I. The behavior of Comet A Platypoecilus maculatus Gene in Ziphophorus hellerii
Vol 31, Iss 6, Page 77
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Spontaneous neoplasms in fishes. I. Osteochondroma in the jewelfish, Hemichromis bimaculatus
Vol 31, Iss 7, Page 89
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Eastern Pacific Expeditions of the New York Zoological Society. XXXV. Mollusks from the West Coast of Mexico and Central America. Part IV
Vol 31, Iss 8, Page 93
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Effects of sex hormones on the development of the Platyfish, Platypoecilus maculatus
Vol 31, Iss 9, Page 121
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Eastern Pacific Expedition of the New York Zoological Society XXXVI. Mollusks from the West Coast of Mexico and Central America. Part V
Vol 31, Iss 10, Page 129
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Eastern Pacific expeditions of the New York Zoological Society. XXXVII. Deep-sea Ceratioid fishes
Vol 31, Iss 11, Page 151
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Spontaneous neoplasms in fishes. II. Fibro-carcinoma-like growth in the stomach of Borophryne apogon Regan, a deep-sea ceratioid fish
Vol 31, Iss 12, Page 183
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Studies on the genus Hirudinella, giant Trematodes of scombriform fishes
Vol 31, Iss 13, Page 185
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Development of the Platyfish, Platypoecilus maculatus
Vol 32, Iss 1, Page 1
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A study of the oxygen comsumption of blind and eyed Cave Characins in light and in darkness
Vol 32, Iss 2, Page 17
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Evidence for the lack of a growth principle in the optic cyst of Mexican cave fish
Vol 32, Iss 3, Page 29
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Progressive pigmentary regression in fishes associated with cave environments
Vol 32, Iss 4, Page 35
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Ecology of Rancho Grande, a subtropical cloud forest in Northern Venezuela
Vol 32, Iss 5, Page 43
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Two new pseudoscorpions of the subfamily Lamprochernetinae from Venezuela
Vol 32, Iss 6, Page 61
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A list of the mammals collected at Rancho Grande, in a Montane Cloud Forest of Northern Venezuela
Vol 32, Iss 7, Page 65
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A new species of Hesperiidae (Lepidoptera, Rhopalocera) from Venezuela
Vol 32, Iss 8, Page 67
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Eastern Pacific Expeditions of the New York Zoological Society, XXXVIII. Inter-tidal brachygnathous crabs from the west coast of tropical America with special reference to ecology
Vol 32, Iss 9, Page 69
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The external genitalia of the gorilla, Gorilla gorilla gorilla (Savage & Wyman)
Vol 32, Iss 10, Page 97
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Spontaneous neoplasms in fishes. III. Lymphosarcoma in Astyanax and Esox
Vol 32, Iss 11, Page 101
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Notes on the hercules beetle, Dynastes hercules (Linn.), at Rancho Grande, Venezuela, with special reference to combat behavior
Vol 32, Iss 12, Page 109
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Notes on ectoparasites from Venezuela (Siphonaptera and Acarina)
Vol 32, Iss 13, Page 117
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Preliminary studies of the effects of sulfonamides on fish and Bacterium salmonicida
Vol 32, Iss 14, Page 121
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Nocomis nest used by other breeding cyprinid fishes in Virginia
Vol 32, Iss 15, Page 125
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Sphingidae (Moths) of Rancho Grande, North-central Venezuela
Vol 32, Iss 16, Page 133
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Scale adaptation and utilization in Aesiocopa patulana Walker (Lepidoptera, Heterocera, Tortricidae)
Vol 32, Iss 17, Page 147
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Avian migration at Rancho Grande in North-central Venezuela
Vol 32, Iss 18, Page 153
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Endosphaera engelmanni Endoparasitic in Trichodina spheroidesi infecting the puffer, Sphoeroides maculatus
Vol 32, Iss 19, Page 169
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Ithomiinae (Lepidoptera) of Rancho Grande, Venezuela, including two new species
Vol 32, Iss 20, Page 173