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Dates for Ovis canadensis, Ovis cervina and Ovis montana
Volume 27, Page 1
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A new Helianthus from Colorado
Volume 27, Page 5
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Description of a new species of Basiliscus from the region of the Sierra Nevada de Santa Marta, Colombia.
Volume 27, Page 9
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Ten new marmots from North America
Volume 27, Page 13
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New moles of the genus Scalopus
Volume 27, Page 19
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New species of Opuntia
Volume 27, Page 23
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Some undescribed North American Sapromyzidae
Volume 27, Page 29
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Four: new birds from Newfoundland
Volume 27, Page 43
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New moles of the genus Scapanus
Volume 27, Page 55
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Four new neotropical rodents
Volume 27, Page 57
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Descriptions of three new raccoons from the Mexican boundary region
Volume 27, Page 63
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Description of a new species of Corymbites from the Sonoran zone of Washington state (Coleoptera; Elateridae)
Volume 27, Page 69
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Description of a new subspecies of moose from Wyoming
Volume 27, Page 71
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A new bat of the genus Mimon from Mexico
Volume 27, Page 75
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Description of a new engystomatid frog of the genus Hypopachus
Volume 27, Page 77
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Simuliidæ of Peru
Volume 27, Page 81
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A new race of the Mandarin duck from southern Japan
Volume 27, Page 87
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Two new murine rodents from eastern Asia
Volume 27, Page 89
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Description of a new subspecies of Pogonomyrmex occidentalis Cresson from Nevada
Volume 27, Page 93
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Wyethia helianthoides Nuttall and Wyethia amplexicaulis Nuttall
Volume 27, Page 97
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The status of Cebus imitator Thomas
Volume 27, Page 99
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Four new mammals from tropical America
Volume 27, Page 103
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A new red-winged blackbird from the Great Basin
Volume 27, Page 107
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A new bat from Mexico
Volume 27, Page 109
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Eleven new species and subspecies of pocket gophers of the genus Thomomys
Volume 27, Page 115
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A new Accipiter from Porto Rico with notes on the allied forms of Cuba and San Domingo
Volume 27, Page 119
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Supplementary notes on Peruvian Simuliidae
Volume 27, Page 123
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Key to the nearctic genera and species of Geocorinae (Heteroptera; Lygaeidae)
Volume 27, Page 125
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Synopsis of the genus Probezzia, with description of a new species (Diptera)
Volume 27, Page 137
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Descriptions of four new mammals from tropical America
Volume 27, Page 141
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The breeding place oi Dermestes elongatus LeConte
Volume 27, Page 146
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Luminous earthworms in Washington, D. C
Volume 27, Page 147
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On the remains of an apparently reptilian character in the Cotingidae
Volume 27, Page 148
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Studies in tubuliferous Thysanoptera
Volume 27, Page 151
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Descriptions of thirty apparently new grizzly and brown bears from North America
Volume 27, Page 173
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A new Amelanchier from southeastern California
Volume 27, Page 197
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A new snake from Northern Brazil.
Volume 27, Page 199
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On some Australian reptiles
Volume 27, Page 201
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A new race oiMicrotus montanus from the central Sierra, Nevada
Volume 27, Page 207
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New mammals from Costa Rica and Mexico
Volume 27, Page 209
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Two new North American bats
Volume 27, Page 211
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The systematic name of the Brazilian crab-eating raccoon
Volume 27, Page 215
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On the systematic names of the cheetahs
Volume 27, Page 216
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Tadarida Rafinesque versus Nyctinomus Geoffroy
Volume 27, Page 217
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Interesting mammals on the Pribilof Islands
Volume 27, Page 218
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The spotted tiger-cat in Texas
Volume 27, Page 219
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The genus Choisya
Volume 27, Page 221
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A new bat from Cuba
Volume 27, Page 225
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Pipistrellus in Main
Volume 27, Page 227
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Lichtenstein's plural distributive generic names Bubalides, Connochaetes and Gazellae
Volume 27, Page 228