The Biological bulletin (20380941071)

Title: The Biological bulletin
Identifier: biologicalbullet91mari (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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244 P. W. WHITING males, being more masculine anteriorly, feminine posteriorly." They resemble freak 994 in head and thorax and in the anterior part of the abdomen which are altogether like those of the male. In the posterior region, however, the sclerites are thickened, there is a normal sting and the sensory reproductive appendages are of full leneth characteristic of the female. "The nine intersexual females must be
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FIGURE 1 regarded as UK ire strongly intersexual than gynoid males since antennae, ocelli and instincts are completely sex reversed." Freak 994 is an intersexual female, com- parable to these nine but still more strongly intersexual because of greater restric- tion of the "female" region and reduction of the genitalia. In Habrobracon, normal haploid males have cells almost as large as the corre- sponding cells of diploid females and in some stocks they are actually larger (Grosch,