ASSOCIATION OF CHROMOSOMES IN DIPTERA 



CHAKLES W. METZ 



PLATE 3 



47 



9['^ 



1^ -At J*» 



>\y v^c m ^u 



'I 52 ^ 53 ' R^ ^ W 



66 ^ 57 





59 



68 



60 



61 



62 



84 



^9 



63 





269 



