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The Alaskan species of Puccinellia
Vol 34, Page 16
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Geographical distribution of the nemerteans of the Pacific coast of North America, with descriptions of two new species
Vol 34, Page 27
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Three new species of Alsophila from Colombia and British Honduras
Vol 34, Page 46
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Rhizocephalan parasites of hermit crabs from the Northwest Pacific
Vol 34, Page 49
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Nemer-teans from the northwest coast of Greenland and other Arctic seas
Vol 34, Page 59
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Notes on the trematode subfamily Loimoinae (Monogenea), with a description of a new genus
Vol 34, Page 86
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Description of a new species of Aniphipuda of the genus Aanisommarus from Oregon
Vol 34, Page 89
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A new genus and species of pimelodid catfish from Colombia
Vol 34, Page 93
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The formation of colloid from halloysite in dilute acid solutions
Vol 34, Page 110
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An analysis of the flora of Bull Run Mountain region of Virginia using Raunkiaer's "life-form" method
Vol 34, Page 112
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Concerning Neotropical Tingitidae (Hemiptera)
Vol 34, Page 120
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Some genera of flies of the family Syrphidae
Vol 34, Page 129
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Zoeal larvae of the blue crab Callinectes sapidus Rathbun
Vol 34, Page 132
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Genera of the plant viruses
Vol 34, Page 139
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Notes on a small collection of reptiles and amphibians from Tabasco, Mexico
Vol 34, Page 154
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Additional notes on Foraminifera in the collection of Ehrenberg
Vol 34, Page 157
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The type locality of Tadarida mexicana Saussure
Vol 34, Page 159
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An account of sixteenth-century agriculture on the Mexican Plateau
Vol 34, Page 209
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The Mexican species of leafhoppers of the genus Texananus (Homoptera: Cicadellidae)
Vol 34, Page 228
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A preliminary account of the plant diseases of El Salvador
Vol 34, Page 259
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A new species of Anopheles from the Solomon Islands
Vol 34, Page 268
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Some relationships of Anopheles lungae Belkin and Schlosser (Diptera: Culicidae)
Vol 34, Page 273
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Sphyrna bigelowi, a new hammerhead shark from off the Atlantic coast of South America, with notes on Sphyrna mokarran from New South Wales
Vol 34, Page 274
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A new fossil comatulid from the Cretaceous of Cundinamarca, Columbia
Vol 34, Page 303
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The subspecies of tho Gnatcatcher Polioptila albiloris
Vol 34, Page 311
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Descriptions of nine species of Aleuroplatus from eastern North America (Homoptera: Aleyrodidae)
Vol 34, Page 333
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Tests indicating absence of progesterone in certain avian ovaries
Vol 34, Page 341
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Temperate species in the Eocene flora of the southeastern United States
Vol 34, Page 349
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'Oedema' or wart of cultivated Violet identified as scab
Vol 34, Page 352
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Notes on Mexican snakes from Oaxaca
Vol 34, Page 360
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A new brittle-star (Ophiocoma anaglyptica) from Canton Island
Vol 34, Page 373
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A description of a new gobiid fish from Venezuela, with notes on the genus Garmannia
Vol 34, Page 375
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Thyridocrinus, a new inadunate crinoid genus from the Silurian
Vol 34, Page 388
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The genus Ollarianus (Homoptera-Cicadellidae) in North America including Mexico
Vol 34, Page 391
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Studies on flower flies (Syrphidae) in the Vienna Museum of Natural History
Vol 34, Page 398
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South African bees of the genera Scrapler and Notomelitta (Hymenoptera)
Vol 34, Page 405
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A new species of hoplonemertean (Paranemertes biocel-latus) from the Gulf of Mexico
Vol 34, Page 407
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A new species of Cichlid fish of the genus Petenia from Colombia
Vol 34, Page 410