3« 



M. W. NIELSON 



apically, caudodorsal lobe long, broad basally, narrowed distally, caudal margin with a curved, 

 almost sickle-shaped process; aedeagus broadly sinuate in lateral aspect, curved distally, shaft 

 in dorsal aspect with broad, serrated lateral flange medially and a pair of retrorse, sickle-shaped 

 dorsal processes arising distad of flange; gonopore subapical, exiting ventrally; style in dorsal 

 aspect long, narrowed apically with small projection subapically; connective as in generic 

 description; plate similar to carinatus. 



Specimens examined. 



Holotype <$ (paratype <$ of Sandersellus carinatus DeLong), Bolivia: Coroico 

 (OSU, Columbus). 



\ 59 



Figs 58-63. Sandersellus retrorsus sp. n. 58, male pygofer, lateral view; 59, style and 

 connective, dorsal view; 60, apex of style, lateral view; 61, plate, ventral view; 62, 

 aedeagus, dorsal view; 63, aedeagus, lateral view. 



