REVISION OF COELIDI1XAE 



133 



line and medially from base of costa to apex of wings in $; clypeus deeply fuscous anteriorly, 

 ochraceous posteriorly in both sexes; clypellus ochraceous in both sexes. 



Head narrower than pronotum ; crown long and narrow, produced beyond anterior margin of 

 eyes, distal length about one-third entire median length, striate radially, lateral margins nearly 

 parallel or slightly converging basally, disk elevated above eyes; ocelli large, situated anteriorly; 

 eyes large, occupying about two-thirds entire dorsal area of head ; pronotum short, median length 

 less than median length of crown, surface finely knobbed; scutellum large, median length 

 exceeding median length of pronotum; elytra elongate, veins sometimes obscured, appendix 

 well developed, venation as in description of genus; clypeus elongate, broad anteriorly, narrowed 

 posteriorly, lateral margins excised medially near antennal sockets, without median longitudinal 

 carina, surface finely granulose, broadly rugulose along anterior margin; clypellus with lateral 

 margins expanded apically. 



360 



363 



361 



362 



Figs 350-363- Tharra hebridensis sp. n. 359, male pygofer, lateral view; 360, plate, 

 lateral view; 361, aedeagus, lateral view; 362, aedeagus, dorsal view; 363, style, lateral 

 view. 



