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The Pleistocene Horry clay and Pamlico formation near Myrtle Beach
Vol 27, Page 1
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Pliocene and Pleistocene mollusks from the Intra-coastal waterway in South Carolina
Vol 27, Page 5
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A new subspacies of Pecten from the Upper Miocene of North Carolina
Vol 27, Page 10
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Notes on Chinese spiders of the families Salticidae and Thomisidae
Vol 27, Page 12
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Polychaetous annelids collected by Captain Robert A. Bartlett in Greenland, Fox Basin and Labrador
Vol 27, Page 23
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Resistance to intestinal trichinosis in experimental animals induced by feeding metabolic products of encysted trichinae
Vol 27, Page 36
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A specimen of "Crassatellites" from the St. Mary's formation of Maryland
Vol 27, Page 56
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The stratigraphic significance of Kummelia a new Eocene bivalve genus from New Jersey
Vol 27, Page 58
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The bees of the genera Augochlora, Augochlrop-sis and Augochlorella (Hymenoptera; Apoidea) occurring in the United States
Vol 27, Page 65
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A new species of Melania from Szechuan Province, China
Vol 27, Page 79
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A new genus for Pseudotynx solomonensis Hartert
Vol 27, Page 81
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Clistocrinus, a new Carboniferous crinoid genus
Vol 27, Page 105
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North American monogenetic Trematodes. I. The superfamily Gyrodactyloidea
Vol 27, Page 114
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New species of Paspalum from tropical America
Vol 27, Page 143
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North American monogenetic trematodes. I. The superfamily Gyrodactyloidea
Vol 27, Page 146
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Some neo-tropical and oriental Syrphid flies in the United States National Museum
Vol 27, Page 165
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A note on the members of the nematode genus Trichostrongylus occurring in rodents and lagomorphs, with descriptions of two new species
Vol 27, Page 203
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Records of Argynnis diana and of some other butterflies from Virginia
Vol 27, Page 209
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The North and Central American spider parasites of the genus Pstudogaurox (Diptera: Chloropidae)
Vol 27, Page 255
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New species of Costa Rican plants
Vol 27, Page 304
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Notes on Curculionidae (Coleoptera)
Vol 27, Page 312
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Hybridity as a factor in evolution
Vol 27, Page 329
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Descriptions of three new Screech Owls from the United States
Vol 27, Page 354
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Clithrocrinus, new name for Clistocrinus Kirk
Vol 27, Page 373
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Eleven new Asteraceae from North and South America
Vol 27, Page 374
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A new Pocket Gopher of the genus Cratogeomys from Mexico
Vol 27, Page 402
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New species of Sphaceloma on Aralia and Mentha
Vol 27, Page 412
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New Rodents from Middle America
Vol 27, Page 418
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Some parasitic Copepods from Panama Bay
Vol 27, Page 423
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Bird bones from archeological sites in Alaska
Vol 27, Page 431
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The genus Lysiognatha Ashmead
Vol 27, Page 438
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Four new species of fresh-water mollusks from China
Vol 27, Page 444
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Linter, a new taxodont genus from the Upper Cretaceous of Texas
Vol 27, Page 449
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The systematic position of the pelecypod genus Trinacria
Vol 27, Page 452
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The Nearetic spiders of the family Heteropodidae
Vol 27, Page 461
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The cinerosus group of the genus Laevicephalus (Homoptera : Cicadellidae)
Vol 27, Page 474
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Some new North American Membracidae
Vol 27, Page 479
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The grass genus Cathestecum
Vol 27, Page 495
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The histology of nemic esophagi. viii. The esophagus of representatives of the Enoplida
Vol 27, Page 517
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The beetles of the subfamily Chasmatopterinae in the New World (Coleoptera: Scara-baeidae)
Vol 27, Page 531