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PROBLEMS OF SAMPLING DESERT ARTHROPODS BEFORE AND AFTER A THERMONUCLEAR CRATERING TEST
Vol 27, Page 26
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New species of bark beetles (Coleoptera: Scolytidae), mostly Mexican. Part 7
Vol 27, Page 36
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A COMPARATIVE STUDY OF THE MOUNTAIN BRUSH VEGETATION IN UTAH
Vol 27, Page 59
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PREDACEOUS-SCAVENGER ANTS IN UTAH
Vol 27, Page 67
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New records and species of neotropical bark beetles (Scolytidae: Coleoptera)
Vol 27, Page 79
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A new species of Spinibdella from Utah
Vol 27, Page 98
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NOTES ON ERIOGONUM — III ON THE STATUS OF ERIOGONUM PAUCIFLORUM PURSH
Vol 27, Page 102
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New records and species of Neotropical bark beetles (Scolytidae: Coleoptera). Part 2
Vol 27, Page 119
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ON THE EARTHWORM FAUNA OF THE GREAT AMERICAN DESERT AND ADJACENT AREAS
Vol 27, Page 142
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NOTES ON ERIOGONUM - V: A REVISION OF THE ERIOGONUM CORYMBOSUM COMPLEX
Vol 27, Page 183
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D ELDEN BECK (1906-1967)
Vol 27, Page 230