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Published in Torreya, in 1945, in volume 45, issue 2, pages 57-64
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Published in Rhodora, in 1902, in volume 4, issue 39, pages 61
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Published in The Wilson Bulletin, in 1971, in volume 83, issue 3, pages 215-236
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Published in Asa Gray correspondence. Senders Gr-Gu, 1839-1890 (inclusive), pages 1-2
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Published in Rhodora, in 1923, in volume 25, issue 297, pages 149-150
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Published in Rhodora, in 1903, in volume 5, issue 49, pages 40
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Published in Zoologica, in 1966, in volume 51, issue 3, pages 29-48
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Published in Rhodora, in 1979, in volume 81, issue 828, pages 579-580
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Published in The Wilson Bulletin, in 1942, in volume 54, issue 1, pages 32-42
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Published in Torreya, in 1926, in volume 26, issue 3, pages 54-55
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Published in Asa Gray correspondence. Senders Br-Bz, in 1881, pages 1-2
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Published in Annals of the Entomological Society of America, in 1916, in volume 9, issue 1, pages 104-105
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Published in Palaeontology, in 1995, in volume 38, issue 3, pages 495-528
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Published in Madroño, in 2010, in volume 57, pages 42-53
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Published in Biol Bull, in 1972, in volume 143, pages 162-174
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Published in American Fern Journal, in 1970, in volume 60, pages 89-97
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Published in Journal of South African Botany, in 1937, in volume 3, pages 103-107
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Published in Entomologist's Record and Journal of Variation, in 1969, in volume 81, pages 32
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Published in Gardens' Bulletin Singapore, in 1977, in volume 29, pages 35-39
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Published in British Journal of Entomology And Natural History, in 1996, in volume 9, pages 120-124
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Published in Proceedings of The Royal Society of Victoria, in 1913, in volume 25, issue 2, pages 307-322
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Published in The Auk, in 1888, in volume 5, pages 209-210
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Published in Journal of The East Africa Natural History Society and National Museum, in 1968, in volume 27, issue 1, pages 29-39
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Published in Anales de la Universidad de Chile, in 1893, in volume 84, pages 245-256
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Published in Malacologia, in 2011, in volume 54, issue 1-2, pages 439-440
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Published in The Coleopterists Bulletin, in 1962, in volume 16, issue 4, pages 118
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Published in Proceedings of the California Academy of Sciences, in 1997, in volume 49, issue 11, pages 405-421
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Published in Adansonia, in 1980, in volume 20, issue 4, pages 451-457
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Published in Entomologist's Record and Journal of Variation, in 1979, in volume 91, issue 1, pages 17
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Published in Madroño, in 1944, in volume 7, issue 6, pages 184-188
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Published in Madroño, in 1972, in volume 21, issue 5, pages 304
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Published in Proceedings of the California Academy of Sciences, in 1994, in volume 48, issue 10, pages 185-220
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Published in Proceedings of The Royal Society of Victoria, in 1936, in volume 49, issue 1, pages 51-61
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Published in Journal of The Arnold Arboretum, in 1958, in volume 39, issue 2, pages 107-110
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Published in Palaeontology, in 1990, in volume 33, issue 2, pages 299-311
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Published in JOURNAL OF SOUTH AFRICAN BOTANY, in 1944, in volume 10, pages 83-110
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A STUDY OF VARIATION IN EASTERN TIMBER RATTLESNAKES, CROTALUS-HORRIDUS LINNAE (SERPENTES, VIPERIDAE)
Published in Brimleyana, in 1986, in volume 12, pages 57-74
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Published in Occ. Pap. California Acad. Sci. No, in 1961, in volume 32, pages 1-4
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Published in Breviora, in 1965, in volume 218, pages 1-16
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Published in Entomologist's Record and Journal of Variation, in 1996, in volume 108, issue 3-4, pages 74-76
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Published in Entomologist's Record and Journal of Variation, in 1979, in volume 91, issue 1, pages 29
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Published in Entomologist's Record and Journal of Variation, in 1969, in volume 81, pages 173-174
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Published in Entomologist's Record and Journal of Variation, in 1977, in volume 89, issue 2, pages 54
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Published in Madroño, in 2009, in volume 56, pages 23-42
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Published in Proc. Biol. Soc. Washington, in 1962, in volume 75, pages 67-70
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Published in Biol Bull, in 1938, in volume 74, pages 235-243
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Published in Memoirs of the Carnegie Museum, in 1914, in volume 6, issue 4, pages 205-313
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Published in Biol Bull, in 1948, in volume 94, pages 212-235
Created: 2010-01-06, modified: 2011-06-21