U. S. NATIONAL MUSEUM 



BULLETIN 100, VOL. 6, PART 9 PL. 96 



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1-3, Cochlostyla (Calocochlea) roissyana manlaysa Bartsch; 4-6, C. (C.) r. laymansa Bartsch; 7-9, C. (C.) r. roissyana 

 (Ferussac); 10-12, C. (C.) r. cavitala Bartsch. 



