4 
: 3rd joint less than halfas long as 2nd; slender, flat- 
tened; terminating in an acute spine: znd joint with elongate ver- 
tical scales beneath, near tip. Phalenophana. 
- much flattened, terminated by, a brush of hair; tongue 
moderate: body robust, thorax subquadrate; abdomen conic: outer 
margin of primaries dentate. *Teratecera, 163 
== ; 3rd joint more than half as long as second; obtusely 
terminated: all smoothly scaled. : Panprayha. 
horizontal, flattened,-Mypena like; 3rd joint vertical. *Dercatis. 
+t} Primaries not angulated. 
* Palpi horizontal, second joint disproportonately long, flattened, clothed 
with elongate vertical scales. 
— terminal joint short, obtuse; primaries elongate, narrow, 
outer margin sub-sinuate: secondaries very large and broad: vesti- 
ture scaly, abdomen with small tufts at base. Hypena. 
Vestiture consisting of flattened hairs: palpi shorter; form more ro- 
bust; primaries broader, outer margin oblique. hind angle with a 
slight tooth. Plathypena.”’ 
Wings large, proportionate: primaries with costal margin convex: ¢{ 
usually with a long brush of hair on anterior tibia, and sometimes 
with antenne thickened near middle. Herminia.* 
Primaries rather broader, more triangular; costal margin concave: 
terminal joint of palpi very short ¢\ antennz with a node and a tuft 
of a hair at middle. Renia.* 
Form slight, terminal joint of palpi long, needle shaped: primaries 
narrow, apices sub-rectangular: secondaries broad: f\ antennze with 
long slender pectinations. Thaumatopsis, 
Antennze (?.) scaled above, with long setose pectinations outward- 
ly; inside the processes are shorter, interrupted 4 from base by a stout 
claw-like process; wings ample, abdomen exceeding secondaries. 
*Pallachira.” 
of antennze plumose; branches setose; wings wide and short. 
*Pseudorgyia.” 
** Palpi porrect, oblique or curved, with more or less divergent hairy or 
scaly clothing. 
— Hypena like oblique; terminal joint short; wings proportion- 
ate, primaries with apex acute, produced; outer margin oblique. 
Lomanaltes. 
——— terminal joint 2s as long as second, both flattened, and 
equally broad, truncate at tip; robust; outer margin of primaries less 
oblique. Hypenula, 
