FAM. GELECHIADZE 131 
Characters. — IHead smooth; ocelli moderate, posterior; tongue developed. Antennae 3/4, 
in cf simple, basal joint moderately elongate, without pecten. Labial palpi long, recurved, second joint 
smooth-scaled, compressed, terminal joint as long as second, slender, acute. Maxillary palpi rudimen- 
tary. Posterior tibiae loosely haired above. Forewings with 15 furcate, 2 and 3 stalked, 7 and 8 stalked, 
7 to costa, 11 from middle. Hindwings r, trapezoidal, termen slightly sinuate, cilia nearly 1r; without 
cubital pecten; 3 and 4 connate, 5 rather approximated or nearly parallel, 6 and 7 connate or nearly 
approximated at base. 
Remarks. — Correlated with the preceding. 
Geographical distribution of species. — American. 
Larva unknown. 
r. H. tentatella, Walker, List Lep. Het. Brit. Mus. Vol. 29, p. 6r1 (1864). Brazil. 
2. H. barydesma, Meyrick, Exot. Microlep. Vol. 2, p. 142 (1918). Ecuador. 
3. H. autodesma, Meyrick, ibidem, Vol. 2, p. 143 (1918). Colombia. 
4. H. auxiliaris, Meyrick, ibidem, Vol. 2, p. 143 (1918). Colombia. 
5. H. anoma, Walsingham, Biol. Centr.-Amer. Lep. Het. Vol. 4, p. 3o(1910). Mexico. 
6. H. emblemella, Clemens, Proc. Acad. Nat. Sc. Philad. p. 164 (1860). E. United States. 
venustella, Chambers, Canad. Ent. Vol. 4, p. 9o (1872). 
7. H. stagmatophoria, Walsingham, Biol. Centr.-Amer. Lep. Het. Vol. 4, Mexico. 
p- 3o (1910). 
8. H. quadrimaculata, Walsingham, ibidem, Vol. 4, p. 3o, pl. 1, f. 26 (1910). Mexico. 
9. H. xanthostoma, Walsingham, ibidem, Vol. 4, p. 3r, pl. r, f. 27 (1910). Mexico. 
158. GENUS TRICYANAULA, NOV. GEN. 
Tyne : T. aurantiaca, Walsingham. 
Characters. — Head smooth; ocelli moderate, posterior; tongue developed. Antennae 4/5, 
in gf simple, basal joint elongate, without pecten. Labial palpi very long, recurved, second joint 
strongly compressed, smooth-scaled, above with scales more or less roughly expanded posteriorly, 
terminal joint longer than second, slender, acute. Maxillary palpi rudimentary. Posterior tibiae rough- 
scaled above. Forewings with 15 furcate, 2 and 3 stalked, 7 absent, 11 from beyond middle. Hindwings 
slightly over r, trapezoidal, termen slightly sinuate, cilia 1/2; without cubital pecten; 3 and 4 connate, 
5 somewhat approximated, 6 and 7 connate. 
Remarks. — Probably a derivative from Zalithia. 
Geographical distribution of species. — Indian and African. 
Larva (amethystias) feeding in the fungus-bed formed within the nest of Termites. 
1. T. metallica, Walsingham, Trans. Ent. Soc. Lond. p. 97, pl. 4, f. 34 (1891). Gambia, Transvaal. 
2. T. aurantiaca, Walsingham, Moore's Lep. Ceyl. Vol. 3, p. 518, pl. 209, Ceylon, S. India. 
f. 6 (1886). 
3. T. amethystias, Meyrick, Journ. Bombay Nat. Hist. Soc. Vol. 17, p. 140. Ceylon, S. India. 
(1906). 
4. T. cyanozona, Meyrick, Exot. Microlep. Vol. 3, p. 26 (1923). Coorg. 
5. T. augusta, Meyrick, Journ. Bombay Nat. Hist. Soc.Vol. 20, p.727 (1911). Assam. 
