SEX-CHARACTERS IN LEBISTES RETICULATUS. 



377 



The coincidence of these two facts loss of dimorphic colors 

 and the atrophy of the testis appeared significant and stimulated 

 me to a more detailed study of the last "pale" male No. 44, 



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6. 



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FIGS. 6-9. 



Figs. 4 and 4a, parallel with its quite normal brother No. 47, 



Fig. 5- 



6. Male Fish No. 44. Phenotypically both fishes, No. 44 and 

 No. 47 were very much alike. Both had two red spots in each 



