Epinotia salicicolana Kuznetzov, 1968

Sohn, Jae-Cheon & Choi, Sei-Woong, 2020, Two species of Olethreutinae (Lepidoptera: Tortricidae) new to Korea, Journal of Species Research 9 (2), pp. 167-169 : 169

Epinotia salicicolana Kuznetzov, 1968

ÜȐjnjḋȁḍ나ǧ ( Figs. 1B , 2B )

Epinotia salicicolana Kuznetzov, 1968: 577 . Type locality: Russia, Kuril Islands , Kunashir, near Sernovodsk.

Description ( Fig. 1B ). Head. Vertex and frons fuscous. Labial palpus fuscous; 3 rd segment tinged with pale grayish brown apically. Antenna 1/2 as long as forewing, fuscous. Thorax. Forewing length 8.1 mm, fuscous, mottled with brown; costal strigulae grayish brown; dorsal patch subtriangular, white, with dark brown strigulae posteriorly; cilia fuscous. Hindwing and cilia fuscous. Male genitalia ( Fig. 2B ). Uncus long, narrow, lanceolate apically. Tegumen subtriangular, densely setose on lateral area of distal half. Valva elongate, slightly constricted at basal 1/4, with semicircular cavity basally; costa curved, with bulge subbasally; sacculus subtriangular, densely setose on distal half; cucullus long, narrowly-round apically, broadened basally, circularly-convex ventrobasally, densely setose. Phallus broadened to distal end; cornutal zone with long, hair-like needles, nearly as long as phallus.

Material examined. 1♂, Jeonnam Prov., Muan-gun, Bokgil-ri (N34°53′ E126°24′, Alt. 25 m), 30 VIII 2006 (SW Choi), [ GSN] SJC-1083, NIBR .

Distribution. Korea, Japan, China (Shaanxi), Taiwan, Russia (Far East), North America.

Host plants. Salicaceae . Populus tremula var. sieboldii (Miq.) Kudo ; Salix spp , including S. caprea L., S. hultenii Flod. , S. sachalinensis F. Schmidt ( Kuznetsov, 2001; Nasu & Komai, 2013).

Remarks. This species is similar to Epinotia solandriana (Linnaeus) but differs from the latter in having the smaller dorsal patch on the forewing. The color of dorsal patch on the forewing in Epinotia salicicolana can vary to white or yellowish brown.

Figures

Fig. 1. Adults of Olethreutinae.A. Hedya corni Oku, 1974, female. B. Epinotia salicicolana Kuznetzov, 1968, male.

Fig. 2. Genitalia of Olethreutinae. A. Hedya corni Oku, 1974, male. B. Epinotia salicicolana Kuznetzov, 1968, male. C. Hedya corni Oku, 1974, female.