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Biol Bull 74: 247-252. (April 1938)
© 1938 Marine Biological Laboratory
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DIPLOIDS FROM UNFERTILIZED EGGS IN HABROBRACON

KATHRYN G. SPEICHER 1 and B. R. SPEICHER 1

1 From the Department of Zoölogy, University of Maine, and the Marine Biological Laboratory, Woods Hole, Mass.

1. Cytological evidence shows that unfertilized eggs which give rise to females are tetraploid before reduction and therefore diploid after reduction.

2. No diploid males from unfertilized eggs were found among 16,700 males examined.






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