133 — 
antennae shortly ciliated. Thorax roughly scaled, abdomens moothly, 
without crests. Legs smoothly scaled, without armature on the tibiae. 
Wings broad, acute at the apex and produced at the outer margin at 
M, on both wings. Typical Noctuid neuration; discal vein atrophical, 
accessory cell present on fore wings, vein М. of hind wings from be- 
low middle of discal vein. 
Uncus short, but stout and well developed, with a distinct claw 
at the end; harpes hypertrophical, with very strong processes (claspers) 
WIE 
Fig. 1. Zethes insularis R b г. Fig. 2. Zethes propinquus Chr. 
on the inner side; valves regressive, reduced to a pair of small distal 
lobe-like appendages of the harpes; saccus broad, rounded, not promi- 
nent. Bursa copulatrix balloon-like, distinctly separated from the straight 
ductus bursae; lamina dentata absent. 
Key to species, 
1. Third joint of palpi about ?/s of length of second; both clas- 
pers very large, the right pointed at end, the left knobbed, penis curved; 
vaginal opening with a protruding cuff-like ring. 
Z. insularis R b r. (fig. 1). 
2. Third joint of palpi about !;» of length of second; left clasper 
short and stout, rounded at end, right clasper long, dilated at end, with 
a .horn-like process; penis almost straight; vaginal opening with a 
small rim. Z. propinquus Chr. (fig. 2). 
Gen. Arytrura nov. ?). 
Eyes round, naked, without a cilia, head with a prominence on 
the front; palpi ascending, thickly scaled, second joint broad, com- 
2) 5 Apurip=ladle, 7 056% —tail; from the ladle-like form of the valves. 
Русск. Энтом. Обозр. XII. 1912. № 1. 
