530 



PROCEEDINGS OF THE NATIONAL MUSEUM vol. i08 



a 



fA </k 



f 



Figure 5. — Aedeagi of: a, Bothynus sallaei (Bates); b, B. gibbosus gibbosus (DeGeer); 

 c, B. morio LeConte; d, B. subtropicus (Blatchlcy); e, B. selanderi, new species; /, B. 

 gibbosus obsoletus LeConie. 



Remarks: The very coarse punctures of the iippersiirfacc and 

 smooth anterior tibiae are the diagnostic characters for this species. 

 It is very close to gibbosus (DeGeer) and morio LeConte but is easily 

 separated from them. C^asey included in his collection four specimens 

 of neglectus in his series of gibbosus, a sm'prising and almost unbeliev- 

 able error when we remember his keen observation and predeliction 

 for describing species on minor variations. His collection contains a 



