-6- 

 Key to Species of Genera Agraylea , Dibusa, Ithytrichia , 

 Leucotrlchla , Metrichia , Orthotrichia , Paleagapetus , Rloptlla , 

 Stactobiella, Zumatrichia . 



Agraylea Curtis 183A 



1. Process on 7th sternite 



short, conical fig» 1 



- Process on 7th sternite 



long fig. 2,3 



2. 7th sternite process with 

 tooth at basal l/5th; 



claspers' (ventral view) fig« 2,2a 

 not as wide as long 



- 7th sternite process not 

 toothed; claspers as wide 



as long fig- 3,3a 



Dibusa Ross 1939 fig. 4a, 4b 



Ithytrichia Eaton 1873 



1. Claspers (ventral aspect) 



narrowed from base to apex fig. 5c,5ae 



- Claspers (ventral aspect) 



with apex wide, truncate fig. 6c 



Leucotrichinae 



1. Antennae of male, basal 

 segment enlarged. Ocelli 

 male 2, female 3 



- Antennae of male, basal 

 segment terete. Ocelli 2 

 or 3 



Zumatrichia Mosley 1937 



9th segment with long 

 lateral styles 



saltesea Ross 1938 



-2 



multipunctata 

 Curtis 1834 



costello Ross 1941 



angata Ross 1939 



clavata Morton 1905 



mazon Ross 1944 



Zumatrichia 



Leucotrichia 



fig. 7a 



notosa (Ross) 1944 



