Title: The Biological bulletin
Identifier: biologicalbullet124mari (find matches)
Year: [1] (s)
Authors: Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983
Subjects: Biology; Zoology; Biology; Marine Biology
Publisher: Woods Hole, Mass. : Marine Biological Laboratory
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library

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358 CARROLL M. WILLIAMS
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FIGURE 1. A headless male Cecropia moth is here joined in parabiosis with a previously chilled pupa of the Polyphemus silkworm. FIGURE 2. After three weeks at 25° C. the pupa has molted to form a second pupal stage showing only traces of adult characters. The old pupal cuticle has been removed. FIGURE 3. The abdomen of a male Cecropia moth is joined in parabiosis with a previously chilled Cecropia pupa. FIGURE 4. After three weeks at 25° C. the pupa has molted to form a second pupal stage showing only traces of adult characters. The old pupal cuticle has been removed. The adult abdomen has molted its adult cuticle which is here shown partially peeled away.

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