Further studies on the chromosomes of th
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Stevens, N. M.
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Article
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1909
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John Wiley and Sons
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English
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In three previous papers ('05, '06, '08) the chromosomes of several species of Coleoptera have been described and figured, and the riile of the heterochromosomes in sex determination discussed. The following pages are a further contribution to our knowledge of the character and behavior of the heter