354 Psyche [December 
Permohymen Tillyard 
Permohymen Tillyard, Amer. Journ. Sci. (5) 8 (115), 
1924. 
Fore wing: very broad; R1 remaining in contact with 
costal vein only a little beyond the origin of Rs; ptero- 
stigmal space wider than in Protohymen, narrowly tri- 
angular; R1 without a definite cross-vein between it and 
the costal margin in the region of the pterostigma; Cul 
remains parallel to R + M and in contact with it for some 
distance after its origin; 9-10 cross-veins; cross-vein be- 
tween 1A and the hind margin is attached close to the base 
of the wing. 
Hind wing : much broader than the fore wing, especially 
at the base; venation similar. 
Genotype: Permohymen schucherti Tillyard. 
Permohymen schucherti Tillyard 
Permohymen schucherti Tillyard, Amer. Journ. Sci. (5) 
8 (44) : 116, 1924. 
Permohymen schucherti Tillyard, Amer. Journ. Sci. (5) 
11 (61) : 61, 1926. 
Fore wing : length, 13 mm. ; width, 3.5 mm. ; costal 
margin bends outward at base; R1 comes in contact with 
costa just before termination of Sc; Cu2 straight; cross- 
veins: one between R1 and R2 + 3; one between R2 + 3 and 
R4 + 5; one between R4 + 5 and MA; two between MA and 
MP ; one between MP and Cul ; two between Cul and 
Cu2; one between Cu2 and 1A; one between 1A and mar- 
gin of wing. 
Hind wing: length, 12 mm.; width, 4 mm.; pterostigma 
a little broader apically than in fore wing; venation 
similar. 
Holotype : No. 5003, Peabody Museum ; counterpart, No. 
1704b, Tillyard collection. 
In the Harvard collection there are four specimens of 
this species, as follows: No. 3071, fore wing complete; No. 
