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    DEMONSTRATION OF POLYRIBOSOMES AFTER FERTILIZATION OF THE SEA URCHIN EGG
    D. W. Stafford, W. H. Sofer, and R. M. Iverson
    PNAS August 1, 1964 52 (2) 313-316; https://doi.org/10.1073/pnas.52.2.313
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    ON THE RNA SYNTHESIZED DURING THE LAMPBRUSH PHASE OF AMPHIBIAN OÖGENESIS
    Eric H. Davidson, V. G. Allfrey, and A. E. Mirsky
    PNAS August 1, 1964 52 (2) 501-508; https://doi.org/10.1073/pnas.52.2.501
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    THE ENVIRONMENTAL CONTROL OF INSULAR VARIATION IN BIRD SPECIES ABUNDANCE
    T. H. Hamilton, R. H. Barth Jr., and I. Rubinoff
    PNAS July 1, 1964 52 (1) 132-140; https://doi.org/10.1073/pnas.52.1.132
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    COMPETITION, HABITAT SELECTION, AND CHARACTER DISPLACEMENT IN A PATCHY ENVIRONMENT
    Robert MacArthur and Richard Levins
    PNAS June 1, 1964 51 (6) 1207-1210; https://doi.org/10.1073/pnas.51.6.1207
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    SODIUM-INDEPENDENT ACTIVE TRANSPORT OF POTASSIUM IN THE ISOLATED MIDGUT OF THE CECROPIA SILKWORM
    William R. Harvey and Signe Nedergaard
    PNAS May 1, 1964 51 (5) 757-765; https://doi.org/10.1073/pnas.51.5.757
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    FUNCTIONAL ORGANIZATION OF AMPHIBIAN SKIN
    Marilyn G. Farquhar and George E. Palade
    PNAS April 1, 1964 51 (4) 569-577; https://doi.org/10.1073/pnas.51.4.569
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    TEMPLATES FOR THE FIRST PROTEINS OF EMBRYONIC DEVELOPMENT
    Paul R. Gross, Leonard I. Malkin, and Wayne A. Moyer
    PNAS March 1, 1964 51 (3) 407-414; https://doi.org/10.1073/pnas.51.3.407
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    INFERENCES CONCERNING THE TERTIARY AMERICAN BIRD FAUNAS
    Ernst Mayr
    PNAS February 1, 1964 51 (2) 280-288; https://doi.org/10.1073/pnas.51.2.280
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    ABSENCE OF RIBOSOMAL RNA SYNTHESIS IN THE ANUCLEOLATE MUTANT OF XENOPUS LAEVIS
    Donald D. Brown and J. B. Gurdon
    PNAS January 1, 1964 51 (1) 139-146; https://doi.org/10.1073/pnas.51.1.139
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    LONG DISTANCE HOMING IN THE NEWT TARICHA RIVULARIS
    Victor Twitty, David Grant, and Oscar Anderson
    PNAS January 1, 1964 51 (1) 51-58; https://doi.org/10.1073/pnas.51.1.51

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