Helcystogramma hassenzanensis Park et Hodges, 1995

Li, H. H. & Zhen, H., 2011, Review of the genus Helcystogramma Zeller (Lepidoptera: Gelechiidae: Dichomeridinae) from China, Journal of Natural History 45 (17 - 18), pp. 1035-1087 : 1071-1072

Helcystogramma hassenzanensis Park et Hodges, 1995

( Figures 9A , 10J , 12E , 15A )

Helcystogramma hassenzanensis Park and Hodges, 1995: 229 ; Ponomarenko, 1997: 6.

Diagnosis

Adult ( Figure 9A ). Wingspan 12.5–14.0 mm. This species is distinguishable by the costal margin of forewing with an inverted triangular yellow mark at four-fifths length and in male, the ventral surface of the hindwing with a row of long black hairs along basal quarter of Sc+R; the eighth tergite with broad sclerotized oval-circled band ( Figure 10J ), and the valva with distal half protruding dorsally in the male genitalia ( Figure 12E ).

Material examined

CHINA: Jiangxi Province: 2 males, Ciping (26 ◦ 34 ′ N, 114 ◦ 10 ′ E), 11–13 July 1978 ; 1 male, 19 June 1978 ( IZCAS) ; 2 males, Mt Jinggang (26 ◦ 34 ′ N, 114 ◦ 10 ′ E), 19, 25 June 1978 ( IZCAS) ; Sichuan Province: 1 male, Wolong (30 ◦ 59 ′ N, 103 ◦ 08 ′ E), 2008 m, 25 July 2005, coll. Haili Yu ; 1 male, Mt Qingcheng (30 ◦ 58 ′ N, 103 ◦ 31 ′ E), 13 August 1990 ; 1 male, 2 females, Yonghong, Mabian (28 ◦ 51 ′ N, 103 ◦ 31 ′ E), 1200–1500 m, 22–23 July 2004, coll. Yingdang Ren.

Female genitalia

Anterior apophyses about one-third length of posterior apophyses ( Figure 15A ). Antrum nearly trapezoidal. Ductus bursae with basal half narrow and membranous, distal half broad and sclerotized, dorsal surface distally with an oblong sclerite extending into corpus bursae. Corpus bursae oval, left side with a coiled tube at posterior one-fifth length; ductus seminalis arising from apex of tube.

Distribution

China (Jiangxi, Sichuan, Taiwan).

Remarks

Helcystogramma hassenzanensis Park et Hodges is firstly reported for Mainland China. The female genitalia are described for the first time.

Figures

Figure 9. Adults of Helcystogramma spp. (A) H. hassenzanensis Park et Hodges, male; (B) H. trijunctum (Meyrick), female; (C) H. albilepidotum sp. nov., paratype male; (D) H. angustum sp. nov., paratype male; (E) H. flavistictum sp. nov., paratype male; (F) H. furvimaculare sp. nov., holotype male; (G) H. imagitrijunctum sp. nov., holotype male; (H) H. rectangulum sp. nov., paratype female.

Figure 10. (A–Q) Male abdominal eighth tergite of Helcystogramma spp. (A) H. flavilineolella Ponomarenko, slide no. ZH06459; (B) H. bicuneum (Meyrick), slide no. ZH06476; (C) H. epicentra (Meyrick), slide no. ZJL05249; (D) H. perelegans (Omelko et Omelko), slide no. ZH07574; (E) H. flavifuscum sp. nov., holotype, slide no. ZJL05145; (F) H. arotraeum (Meyrick), slide no. ZH07202; (G) H. fuscomarginatum Ueda, slide no. ZH06219; (H) H. lutatella (Herrich- Schäffer), slide no. L94400; (I) H. brevinodium sp. nov., holotype, slide no. ZH06114; (J) H. hassenzanensis Park et Hodges, slide no. L95013; (K) H. trijunctum (Meyrick), slide no. L00163; (L) H. albilepidotum sp. nov., holotype, slide no. ZH06324; (M) H. angustum sp. nov., holotype, slide no. ZH06467; (N) H. flavistictum sp. nov., holotype, slide no. L94242; (O) H. furvimaculare sp. nov., holotype, slide no. ZH06154; (P) H. imagitrijunctum sp. nov., holotype, slide no. L94299; (Q) H. rectangulum sp. nov., holotype, slide no. L95025. (R) I–III sternum of H. flavilineolella Ponomarenko, slide no. ZH06459.

Figure 12. Male genitalia of Helcystogramma spp. (A) H. arotraeum (Meyrick), genitalia slide no. ZH07202; (B) H. fuscomarginatum Ueda, genitalia slide no. ZH06219; (C) H. lutatella (Herrich-Schäffer), genitalia slide no. ZH06465; (D) H. brevinodium sp. nov., holotype, genitalia slide no. LZD01068; (E) H. hassenzanensis Park et Hodges, genitalia slide no. L95013; (F) H. trijunctum (Meyrick), genitalia slide no. ZH06071.

Figure 15. Female genitalia of Helcystogramma spp. (A) H. hassenzanensis Park et Hodges, genitalia slide no. ZH07481; (B) H. trijunctum (Meyrick), genitalia slide no. L00200; (C) H. albilepidotum sp. nov., paratype, genitalia slide no. ZH07206; (D) H. angustum sp. nov., paratype, genitalia slide no. ZH06468; (E) H. imagitrijunctum sp. nov., paratype, genitalia slide no. ZH07490; (F) H. rectangulum sp. nov., paratype, genitalia slide no. L95026.