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Bulletin - United States National Museum

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MICROLEPIDOPTERA OF PHILIPPINE ISLANDS 279<br />

2. Forewing moderately but distinctly dilated, purplish fuscous, irregularly<br />

marked with roundish black-edged dots, especially arranged along margins.<br />

T. torvella<br />

Forewing pale ochreous with numerous and close transverse dark fuscous<br />

strigulae T. baliomicta<br />

3. Forewing with a narrow straight white oblique line from dorsum near base<br />

toward costa T. baliomicta<br />

Forewing without such line<br />

T. torvella<br />

Tinissa torvella Walker, 1864<br />

Figures 428-432, 775<br />

Tinissa torvella Walker, 1864, List Lepidopterous Insects British Mus., pt. 29,<br />

p. 780 (patria ignota, 9)-—Fletcher, 1929, Mem. Dept. Agric. India, Eut.<br />

ser., vol. 11, p. 224.—Diakonoff, 1948, Treubia, vol. 19, p. 218 (Buru).<br />

Distribution:<br />

India, Ceylon, Sumatra, Borneo, Java, Buru.<br />

Material examined: Luzon, Mt. Makiling (Baker), 10 cf, genit.<br />

slide 5264, 5274, 3 9; "Tinissa baliomicta Meyr., Paratype," 1 9.<br />

Palawan, Puerto Princesa, October 1925, 1 9, "Tinissa torvella Walk.,<br />

Det. J.D. Bradley, 1949," genit. slide 5263. Mindanao, Kolambugan,<br />

25.VI.1915, 19. 10 cf, 6 9 (USNM).<br />

Male genitalia: Tegumen bipartite, each half concave, semiovoid,<br />

at end sclerotized, narrowed, top dUated and truncate, bristly.<br />

Uncus absent. Gnathos, socius absent. Transtilla paired, a slender<br />

and long rod on each side, joined to the base of the costa. Vinculum<br />

large, conical, saccus broadly triangular, moderately long. Valva<br />

very small, articulate, strongly sclerotized, base cylindrical, apical<br />

part (cucullus) verrucose and bristly, top irregularly serrate.<br />

Anellus<br />

complicated, tubular, encircling aedeagus, anellus lobes rising, subcircular;<br />

distally from these, an elevated bristly knob. Aedeagus<br />

tubular, very long and slender, base dilated.<br />

Female genitalia: Sterigma strongly sclerotized, lamella antevaginalis,<br />

a trapezoidal dark plate with two dentations at top; ostium,<br />

a dark cylinder behind this lamella. Eighth tergite modified, a<br />

dilated and cordiform plate, tops bristled. Ductus and corpus<br />

bursae simple.<br />

Tinissa baliomicta Meyrick, 1928<br />

Figures 423, 776, 778<br />

Tinissa baliomicta Meyrick, 1928, Exotic Microlepidoptera, vol. 3, p. 424 (9,<br />

Philippine Is.).—Clarke, 1955, Catalogue . . . Microlepidoptera . . . Meyrick,<br />

vol. 1, p. 63.<br />

Distribution: Philippine Is., Luzon, Mt. Makiling.<br />

Male, neallotype, 16 mm. Head creamy white. Maxillary palpus<br />

with apical segment covered with strongly diverging scales, fanlike,<br />

pure white. Labial palpus white, median segment along upper edge

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