13. Frisilia tricrosura Wu and Park, 1999

Korean Jour. Syst. Zool. 15(1): 3. TL: Sri Lanka, Gal. Dist. Kanneliya. [USNM].

Diagnosis. The species is superficially close to F. nesiotes sp. nov., and it can be distinguished only by the male genitalia with a digitate median process on the ventral margin of the valva. The male genitalia are also very close to those of F. h e l i a p t a Meyrick as noted in the diagnosis of the latter.

Adult (Fig. 14, paratype in USNM). Wingspan, 10.0–12.0 mm.

Male genitalia (Figs. 45, 45 a). See Wu and Park (1999: Figs. 3, 4).

Female genitalia. See Wu and Park (1999: Fig. 12).

Material examined. 1♂ (holotype), Kandy, Udawattekelle, 12 XI 1966, gen. prep. no. CIS-5195; 1♂, Gal. Dist., Kanneliya, 200 ft, 15–17 X 1976, gen. prep. no. USNM-88821; 6♂, 10Ψ (paratypes), Kal Dist., Agalawatta, 13–14 X 1976; 4♂ (paratypes) — Kan Dist., Udawattakele, 2,100 ft, 4–5 X 1976, — Rat Dist., Gilimale Lumber Mill, 115 ft, 20–25 X 1976, — Gal Dist., Udugama, Kanneliya Jungle, 400 ft, 6–12 X 1973 and 200 ft, 15–17 X 1976; 1♂, Kegalla Dist., Kitulgala, 9 IX 1980. All type specimens are in the USNM.

Distribution. Sri Lanka.

Remarks. Frisila tricrosura Wu and Park is hardly distinguishable from F. ancylosana Wu and Park, F. thapsina Wu and Park or F. neacantha Wu and Park in superficial appearance, and it is almost impossible to separate the females respectively.