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422 Appendix 2
1956h Summation: Systematics and modes of speciation. Pages 45–51 in Biological Systematics.
Proceedings of the 16th Annual Biology Colloquium, Oregon State College,
Corvallis, Oregon
1956i Suspected correlation between blood–group frequency and pituitary adenomas
[with L.K. Diamond, R.P. Levine, and M. Mayr). Science 124:932–934
1956j Geographic variation and hybridization in populations of Bahama snails (Cerion)
[with C.B. Rosen]. American Museum Novitates, no. 1806:1–48
1956k Review of Die Vögel Hessens by Ludwig Gebhardt. The Auk 73:461
1956l Gesang und Systematik. Beiträge zur Vogelkunde 5:112–117
1956m Geographic speciation in marine invertebrates. Pages 145–146 in Proceedings of the
XIV International Congress of Zoology, Danish Science Press, Copenhagen
1956n The names Treron griseicauda and Treron pulverulenta. Bulletin of the British Ornithological
Club 76:62
1956o Accipiter ferox Gmelin. Bulletin of Zoological Nomenclature 12:122
1956p Validation of “Heteralocha” Cabanis. Bulletin of Zoological Nomenclature 12:141
1957
1957a New species of birds described from 1941 to 1955. Journal für Ornithologie 98:22–35
1957b Birds collected during the Whitney South Sea Expedition. 64. Notes on the birds
of Northern Melanesia. 4. The genus Accipiter. American Museum Novitates, no.
1823:1–14
1957c Proposed use of the plenary powers to suppress the specific name “musicus” Linnaeus,
1758, as published in the combination “Turdus musicus”andtoapprove
aneotypefor“Turdus iliacus” Linnaeus, 1758, the Eurasian Redwing (Class Aves)
[with C. Vaurie]. Bulletin of Zoological Nomenclature 13:177–182
1957d DiedenkmöglichenFormenderArtentstehung.RevueSuissedeZoologie64:219–235
1957e The Species Problem. Edited by Ernst Mayr. American Association for the Advancement
of Science, no. 50, Washington, DC, IX + 395 pp
1957f Species concepts and definitions. Pages 1–22 In The Species Problem (E. Mayr, Ed.)
American Association for the Advancement of Science, no. 50, Washington, DC
[Reprinted in E. Mayr, Evolution and the Diversity of Life, pages 493–508, 1976 and
in Grene, M. and Mendelsohn, E. eds., Boston Sudies in the Philosophy of Science
27:353–371, 1976]
1957g Difficulties and importance of the biological species concept. Pages 371–388 in
The Species Problem (E. Mayr, Ed.). American Association for the Advancement of
Science, no. 50, Washington, DC
1957h The name of the giant pigeon of the Marquesas Islands. The Ibis 99:521
1957i Report of the Committee on Systematic Biology of the American Institute of Biological
Sciences. 22 pp
1957j Comments on Copenhagen Decision 54. Bulletin of Zoological Nomenclature
15A:143–144
1958
1958a Research in conservation. The Bulletin of the Massachusetts Audubon Society
42:67–70
1958b Evolutionary aspects of host specificity among parasites of Vertebrates. Pages 7–14
in First Symposium on Host Specificity among Parasites of Vertebrates, Imprimerie
Paul Attinger, Neuchatel