Ancylis partitana ( Christoph, 1881 )

Byun, Bong-Kyu & Yan, Shanchun, 2005, Description of a new species, records of five previously unrecorded species, and rediscovery of a lost species in the genus Ancylis Hübner (Lepidoptera: Tortricidae) from China, Zootaxa 1103 (1103), pp. 17-26 : 23

Ancylis partitana ( Christoph, 1881)

( Figs. 4, 10, 15)

Phoxopteryx partitana Christoph, 1881: 430 . TL: Russia (Far East, Amur).

Diagnosis. This species can be distinguished from its congeners by the characteristic color and pattern of the forewing.

Re­description. Adult: Wingspan 20 mm in both sexes. Forewing with costa gently arched towards apex; ground color light reddish brown; basal patch dark reddish brown from the middle of costa to 1/3 of dorsum; subapical patch weak, light reddish brown. Hindwing bright grayish brown.

Male genitalia ( Fig. 10): Uncus short, bifurcate. Socii small, rounded, with numerous long hairs. Valva broadest at base, extremely slender in distal 1/3, costa curved at middle, ventral margin with two large subtriangular projections, one subbasal, one near middle; ventromedial projection fairly large; cucullus reduced to form a ventrally projecting triangular lobe (ventromedial projection) and dorsal elongate projection narrowed basally, slightly expanded apically. Aedeagus thick, slightly curved near middle, vesica with several cornuti.

Female genitalia ( Fig. 15): Papillae anales slender, long. Ostium bursae cup­shaped, well sclerotized. Ductus bursae short, half the length of corpus bursae; ductus seminalis originating posterior to corpus bursae. Corpus bursae large, ovate, with two different­sized signa.

Material examined: [Neimenggu] 2♂, 1♀, Alihe, Mid­June 1995 (SC Yan), Genitalia slide NEFU ENT­0214 , 0204 .

Distribution. China (new record); Korea; Japan; Russia.

Host plant. Quercus sp. (Fagaceae) in Russia ( Kuznetsov 1973).