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  1. By: Graaf, Henri W. de (Henri William de)
    Publication info: Leiden, A.H. Adriani, 1886
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    Subjects: Amphibians  Anatomy  Eye, Parietal  Reptiles  
  2. By: Gladstone, Reginald John, - Wakeley, Cecil, Sir,
    Publication info: Baltimore, Williams & Wilkins, 1940
    Holding Institution: MBLWHOI Library
    Subjects: Eye  Eye, Parietal  Pineal gland  
  3. By: Stebbins, Robert C. (Robert Cyril), - Eakin, Richard M.,
    Publication info: New York, N.Y American Museum of Natural History [1958]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.81:11,826.3  Behavior  Effect of light on  Eye, Parietal  Lizards  Pineal gland  Reptiles