4 
Psyche 
[Mar. 
one-third of height of cell ; last segment of abdomen 
with a sharp tooth each side before end; clypeal 
process divided into two horns f rontata 
Not so wholly yellowish or rufous species ; last joint 
of antennae partly rufous ; second submarginal cell 
not so large; scape (first joint) of antennae not 
twice as long as third joint 12 
12. Clypeal process broad, divided into two divergent 
horns 13 
Clypeal process without divergent horns 15 
13. The separation of horns reaches nearly to base of 
process 14 
The separation reaches hardly more than one-lialf 
the length of process ; hind femora dark toward 
tip; enclosure obliquely striate eurymele 
14. Venter black, second segment with a median carina; 
all femora yellow or rufous ; enclosure finely, longi- 
tudinally striate sexta 
Venter with much yellow, no carina on second seg- 
ment; front and mid femora black on base; enclo- 
sure more coarsely and obliquely striate sextoides 
15. Body largely rufous or yellowish; wings quite dark; 
clypeal process small, lower margin broadly 
emarginate, and a sharp tooth each side on clypeal 
margin under the outer corners of clypeal process ; 
enclosure rufous, punctate on sides fidelis 
Enclosure black, striate 16 
16. Hind femora, and others, a nearly uniform rufous 
or yellow 17 
Hind femora pale yellowish, tip black, other femora 
black on base ; scape black above 18 
17. Tip of clypeal process well raised above clypeus, 
sides parallel ; enclosure obliquely striate nasica 
Clypeal process depressed, slightly tapering, tip 
hardly its breadth above clypeal surface ; enclosure 
longitudinally striate, scape pale above vicina 
18. Clypeal process, but little elevated, much broader 
than long, margin broadly truncate varians 
Clypeal process about as long as broad, subtriangu- 
lar, tapering to black, well elevated cequalis 
