ftf Anterior tibia short; broad at tip. 



with a stout claw at middle, a spine- at inner, and a series of two 



to four spines to outer edge: head large. Alalia." 



with a series of four strong claws, the second from inner edge 



longest: head small, retracted, vestiture divergent. Heliophana. 

 with inner claw single: primaries more widened outwardly 



*Heliosea.-' 



§§ VESTITURE SCALY. 



with flattened hair intermixed; anterior tibia short, broad, al- 

 most fossorial: a long claw near, and a stout spine at inner edge, and 

 two strong claws to outer side: tongue strong. Tamila/' 

 Tongue moderate; anterior tibia with three inner and two outer ter- 

 minal and longer claws; before the first a short spine. *Pippona. 



ff ANTERIOR TIBIA UNARMED AT Til'. 



A. Palpi long; exceeding head by hvice lis hngth. 



-slender, divergent, vestiture of terminal joint forming a club 



at tip. Pleonectyptera. 



b. Palpi very short; not reaching front. 



Head strongly retracted ; thorax and abdomen tufted; the latter ex- 

 ceeding the secondaries. Harrisimemna. 



c. Palpi porrect : reaching base of antenna:. 



I, VESTITURE HAIRY. 



§ Outer margin of primaries dentate. 

 Thorax with exaggerated posterior tufts: abdomen with smaller tufts. 



Homoptera. 



Thorax and abdomen untufted, GrraiMnodes. 



§§ Outer margin o\~ primaries entire. 

 Costal margin concave, apex acute; posterior tarsi of rf. with long 

 dense, appressed vertical hair on upper side; thorax untufted. Esmigia. 

 Anterior tibia of f^ with dense hairy clothing; thorax with low fore 

 and hind tufts. *Pter0Scia. 



2. VESTITURE HAIRY, OVERLAID BY, OR INTERMIXED' 

 WITH FLATTENED SCALES. 



§ Thorax with posterior tuft; abdomen more or less tufted. 

 Abdomen more or less cylindroconic, smoothly scaled, tufts hairy; 

 wings ample, outer margin rounded, secondaries usually banded or 

 entirely black. Catocala.' 



