U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 85 PLATE 6 



II-FURCATUS 



12-IRRORA TUS 



13-SPICA TUS 



12 C 



12 A 



14 A 



14-GILLETTI 



ISA 



Leafhoppers of Genera Errhomus. Thatuna. and lystridea. 



7, Errhomus oregoneiuis (Baker), lateral view of aedeagus; 7A, dorsal view of apex of aedeagus; 8, E. lineattis 

 (Baker), lateral view of aedeagus; 8A, caudal view of tip of aedeagus; 9, E. macutatus (Gillette and Baker), 

 dorsal view of pygofer process of male; 10, E. aridus (Ball), dorsal view of pygofcr process of male; 11, E. 

 nridus furcatus, new subspecies, dorsal view of pygofer process of male; llA, lateral view of same; 12, E. 

 irroratus (Ball), dorsal view of styles, connective, and aedeagus: 12A. dorsal view of male pygofer process; 

 12B, lateral view of same; 120, lateral view of aedeagus; 13, E. irroratus spicatus, new subspecies, lateral 

 view of pygofer process of male; 14, Thatuna gilletti, new species, head and thora.x; 14A, lateral view of 

 styles, connective, and aedeagus; 14B, dorsal view of same; 15, Lystridea nuda, new species, head and 

 thora.x; ISA, lateral view of male genitalia; Ifi, /,. uhleri (Baker), lateral view^ of style. 



