90 



Male genitalia with median lobe weakly arched, apically 



truncate with constriction just before tip; internal sac 

 with end near median lobe roughened; flagellum long and 

 narrow, length = 1.6 x median lobe length (Fig. 80a); base 

 of flagellum straight, sclerite at base claw-shaped (Fig. 

 80b-d) (2 dissected) . 



Female genitalia with spermathecal head kidney-shaped, 

 often with top-knot; tail swollen, weakly curved (Fig. 80e) 

 (3 dissected) . 



Presence of stridulatory files on occipital region of 

 head unknown (heads retracted) . Females have foveate 

 punctures on prosternum in front of procoxae; males lack 

 these punctures. 



Variation . One specimen with a red head, probably 

 teneral, has the same collection data as a black headed 

 specimen. 



Types . The lectotype (here designated) of Ischyrus 

 angularis Lacordaire label data: "/ Colombie/ Angularis 

 Lac./ Type/ Ex-Musaeo Mniszech/ [red] TYPE/ [pale blue] 

 Museum Paris ex Coll. R. Oberthur 1952/ [red] LECTOTYPE 

 Ischyrus angularis Lacordaire des . P .E . Skelley 1993/" [MNHN, 

 studied]. Sex apparently female, abdomen missing. 



The holotype (by monotypy) of Ischyrus quinquepunctatus 

 Gorham label data: V V [red circle on white paper] Type/ Type 

 sp. figured/ Bugaba, Panama, Champion/ Ischyrus 5-punctatus 

 Gorham/ B.C. A., Col., VII, Ischyrus/" [NHML, studied]. Sex 

 not determined. 



