Fig. yj- — Male genitalia of Melaiwpliis diff'croitialis (Cyrtacanthacrinae). 



A, the external phallic organs on floor of genital chamber. B, aedeagus and 

 endophallus. C, dorsal lobe of aedeagus, posterior view, showing phallotreme 

 (Phtr) and apical processes («, p). D, endophallus with apex of aedeagus, 

 and ejaculatory duct. 



Fig. 38. — Male abdomen and genitalia of Mclaiwplits mexicaiius (Cyrta- 

 canthacrinae). 



A, end of abdomen, lateral view. B, same, dorsal view. C, right half of 

 epiphallus. D, external and internal phallic organs, with floor of genital chamber. 

 E, aedeagus and apodeme, right side. 



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