238 . HETEROCERA. 
submarginal, the latter indistinct near the anal angle,—the marginal line brown, the fringe yellow; the 
secondaries crossed about the middle by a narrow brown line, which extends from the costal margin to 
the anal angle, a short brown line partly crossing the wing above the apex, the marginal line brown, the 
fringe yellow ; the underside paler than above, and without the brown lines: head, thorax, and abdomen 
pale yellow, the legs yellowish-white, the antenne pale brown. Expanse 1 inch. 
Hab. Cogra Rica, Santa Clara Valley 1200 feet (Zircher). 
4, Agrotera darsanalis, sp.n. (Tab. LXII. fig. 6.) 
Male. Primaries and secondaries white, crossed from the costal to the inner margin with very fine brown 
lines—the first two near the base, the others beyond,—the primaries with a dark spot on the middle of 
the costal margin, the fringe white ; the underside very much as above, but with the lines rather more 
distinct : head, thorax, abdomen, and legs white, the antenne pale brown. Expanse ? inch. 
Hab. Mexico, Jalapa (MM. Trujillo); Panama, Chiriqui (Zrétsch, in mus. Staudinger). 
The Chiriqui specimen is darker than the one from Jalapa ; the latter is figured. 
PTERYGISUS. 
Isopteryx, Guenée, Sp. gén. des Lép. viii. p. 227 (1854) (nomen preocc.) ; Lederer, Wien. ent. 
_ Monats. vii. p. 449. 
Physematia, Meyrick, Trans. Ent. Soc. Lond. 1886, p. 257 (Oct.) (? nec Lederer). 
Pterygisus, Butler, op. cit. p. 429 (Dec.). 
1. Pterygisus (?) contractalis. 
Pyralis (?) contractalis, Walk. Cat. xxxiv. p. 1230°. 
Hab. Honpvuras, Limas}. 
2. Pterygisus feedalis. 
Isopteryx fedalis, Guen. Sp. gén. des Lép. viii. p. 228, Delt. et Pyral. t. 4. fig. 7+; Walk. Cat. xvii. 
p. 4027; Leder. Wien. ent. Monats. vii. p. 449°. 
Pterygisus fedalis, Snell. Trans. Ent. Soc. Lond. 1890, p. 638°. 
Isoptery® tenellalis, Guen. Sp. gén. des Lép. viii. p. 228°. 
Physematia epispila, Meyr. Trans. Ent. Soc. Lond. 1886, p. 257°. 
Hab. Panama, Chiriqui (Ribbe, in mus. Staudinger)—Souta America, Cayenne °.— 
Fisi®; Inpra! 23, 
One example from Chiriqui, identified by Dr. Staudinger. It closely resembles 
specimens from Darjeeling in my own collection. The synonymy is given on the 
authority of Snellen 4. 
3. Pterygisus appialis, sp.n. (Tab. LXII. fig. 7.) 
Male. Primaries and secondaries dusky white ; the primaries crossed from the costal to the inner margin by 
five fine waved blackish-brown lines, the costal margin spotted with black, the outer margin from the 
apex to the anal angle broadly bordered with dark grey, the marginal line black, the fringe brown; the 
secondaries crossed by three dark waved lines, the apex dark grey; the underside paler than above, and 
with the lines very indistinct: head, thorax, abdomen, and legs white, the abdomen banded with black. 
Expanse inch. 
Hab. Muxico, Teapa in Tabasco (H. H. Smith); Panama, Chiriqui (fbe, in mus. 
Staudinger). . 
