NO. 3581 



BALCLUTHA — BLOCKER 



29 



North Carolina State University. This species was described from 

 this single specimen. 



B.fuscina, new species, is closely related to B.floridana (DeLong and 

 Davidson) but can be easily distinguished by the shape of the aedeagus 

 (see key). 



Figure 17. — B.fuscina: a, aedeagus, lateral view; b, aedeagus, posteroventral view; c, style 

 and connective, dorsal view; d, male pygofer, lateral view; e, valve and plate, ventral 

 view. 



Balclutiia caldwelU, new species 



Figure 18 



Length of male 3.1 to 3.4 mm, of female 3.1 to 3.8 mm; head width 

 of male ,725 to .850 mm, of female .800 to .875 mm; pronotal width of 

 male .750 to .900 mm, of female .825 to .900 mm. 



Head narrower than pronotum (occasionally very nearly as wide as 

 pronotum) ; vertex usually longer medially than next to eye, interocular 

 width three times median length or slightly less; ocellus located at a 

 distance less than its diameter from eye; anteclypeus slightly wider 



