212 LEPIDOPTERA INDICA. 



Distant, Rhop. Malayana, p. 81, pi. 8, fig. 2 (1883). Habitat. Malay Peninsula ; 

 Siam ; Cambodia. 



Genus Tenaris, Hiibner {Sijn. Drusilla, Swains.) — T. Birchii, Distant, Ann. 

 Nat. Hist. 1883, p. 241 ; Rhop. Malayana, p. 428, pi. 39, tig. 7 (1886). Habitat. 

 Malay Peninsula. Singapore. — T. Horsfieldii (Drusilla Horsfieldii Swainson, Zool. 

 Illust. i. pi. 11 (182U). Doubleday, Gen. D. Lep. pi. 54, fig. 4 (1851). Thon, 

 Ent. Archiv. p. 90, pi. 4, fig. 3. Habitat. Java. — T. occulta, Grose-Smith, Ann. 

 Nat. Hist. 1889, p. 316. Habitat. Borneo. — T. Flateni, Staudinger, Deutsch. Ent. 

 Zeit. 1889, p. 43. Habitat. Palawan. 



Genus ^MONA. 



^mona, Hewitson, Exotic Butt. iv. ^m. pi. figs. 3, 4 (1868). Wood-Mason, Joum. Asiatic Soc. 

 Bengal, 1880, p. 175. Marshall and de Niceville, Butt, of India, etc. i. p. 302 (1883). 

 Staudinger and Schatz, Exot. Schmett. ii. p. 187 (1889). 



Imago. — Male. Forewing rather broad, subtriangular ; costa arched, apex 

 acutely pointed and produced ; exterior margin slightly oblique and convex hind- 

 ward ; posterior margin straight; costal vein extending to five-seveuths of the 

 length of the costal margin ; first subcostal veinlet emitted at one-fifth before end 

 of the cell and anastomosed with the costal vein for some distance before its end ; 

 upper discocellular twice angled close to the subcostal, lower discocellular long and 

 outwardly recurved, radials from the upper angles ; middle and lower median veinlets 

 wide apart, upper median slightly curved beyond the cell. Hinclwing short, broad, 

 somewhat quadrangular; apex rounded, exterior margin obtusely angular in the 

 middle ; subcostal branches straight at their base ; first subcostal branch emitted 

 at about one-fifth from the base ; cell area rather broad ; upper median veinlet 

 nearly in a line with the base ; submedian vein recurved, and with a row of fine 

 hairs extending along its outer edge, ending in a curled glandular fascicle of 

 longer and stouter hairs, which latter overlap a slight groove or fold of the wing 

 before the anal angle. Head small; eyes naked; palpi slender, apex pointed; 

 antennai rather short and with a well-formed lengthened club. 



TvPE. — M. Amathusia. 



.EMONA AMATHTJSIA (Plate 164, figs. 1, la, b, c, d, e, ^ ? ). 



Cterome Amathusia, Hewitson, Trans. Ent. Soc. Lond. 1867, p. 566, ? . 



JEmone Amathusia, Hewitson, Exotic Butt. iv. yEm. pi. figs. 3, 4, ? (1868). "Wood-Mason, Joum. 



Asiatic Soc. Bengal, 1880, p. 176, pi. 6, figs. 2, 2a, cJ. Marshall and de Niceville, Butt, of India, 



etc. i. p. 303, front plate, figs. 2, 2a, ,$ (1883). 



Imago. — Male. Upperside pale ochreous-yellow or fulvous, the basal area 

 tinged with brownish-ochreous ; cilia brown. Forewing with the apex and the 



