Search Results - Blackwelder, Richard E.

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  1. 1

    Guide to the taxonomic literature of vertebrates / by Blackwelder, Richard E.

    Published 1972
    Book
  2. 2

    CRC handbook of animal diversity / by Blackwelder, Richard E.

    Published 1986
    Book
  3. 3

    Classification of the animal kingdom by Blackwelder, Richard E. (Richard Eliot)

    Published 1963
    Book