Tropidocephala dingi Sun, Yang & Chen, 2014

Tropidocephala dingi Sun, Yang & Chen, 2014 View in CoL

Figs 3–4 View Fig View Fig , Table 1 View Tab

Tropidocephala speciosa Ding, 2006: 167 View in CoL , fig. 78.

Tropidocephala dingi Sun, Yang & Chen, 2014: 44 View in CoL View Cited Treatment , figs 1–12.

Material examined

CHINA • 2 ♂♂; Hainan Province, Diaoluoshan National Forest Park; 18°44′ N, 109°50′ E; 13 Aug. 2015; Zheng-Xiang Zhou, Qiang Luo and Ya-Lin Yao leg.; IEGU GoogleMaps • 1 ♂, 1 ♀; Hainan Province, Bawangling National Forest Park; 19°04′ N, 109°07′ E; 24 Aug. 2015; Zheng-Xiang Zhou leg.; IEGU GoogleMaps • 1 ♀; Hainan Province, Yinggeling National Natural Reserve ; 19°02’N, 109°34′ E; 7 Apr. 2017; Hong-Xing Li leg.; IEGU GoogleMaps • 1 ♂; Hainan Province, Diaoluoshan National Forest Park; 18°44′ N, 109°50′ E; 14 Apr. 2017; Yong-Shun Ding leg.; IEGU GoogleMaps • 7 ♂♂, 2 ♀♀; Hainan Province, Baisha Li autonomous County, Qifang Town , Xinjian Village ; 19°15′ N, 109°19′ E; 16 Apr. 2017; Hong-Xing Li leg.; IEGU GoogleMaps .

Redescription

MEASUREMENTS. Body length including forewing: male 3.1–3.5 mm (N = 11), female 3.5–3.8 mm (N = 4).

COLORATION. General color deep yellow ( Fig. 3A–B View Fig ). Vertex, pronotum and mesonotum ( Fig. 3A–D View Fig ) deep yellow, outer margins of vertex turquoise, median carinae of vertex, pronotum and mesonotum foul-white, lateral carinae of pronotum foul-white, each carinae with dark brown stripes on both sides. Frons ( Fig. 3E View Fig ) orange-red, apical part turquoise, outer margin and median carinae foul-white. Clypeus ( Fig. 3E View Fig ) yellowish. Genae ( Fig. 3B, D View Fig ) dark red. Eyes ( Fig. 3A–D View Fig ) dark brown, ocelli reddish brown. Antennae ( Fig. 3A–E View Fig ) light yellowish brown, apical part of first segment, apical and near middle parts of second segment with black brown ring-like stripes. Forewings ( Fig. 3F View Fig ) light yellowish brown, basal ⅓ with large dark brown spot, 2 large transparent spots near basal and middle parts, apex of each apical cells with transparent spot, 3 dark brown burl spots in central crossveins, burl spots with several white granular processes, Sc 2, R 1, Rs of terminal part with small dark brown spots. Front and middle legs coxa ( Fig. 3B, D View Fig ) light yellow, rest orange yellow, hind legs dark yellowish-white.

HEAD AND THORAX. Vertex ( Figs 3C View Fig , 4A View Fig ) triangular, longer in midline nearly equal to base width. Frons ( Figs 3E View Fig , 4B View Fig ) elliptic, base obviously narrower than end, longer in middle line than wide at widest part (1.9:1), median carinae simple. Antennae ( Figs 3E View Fig , 4B View Fig ) with first segment shorter than second segment about 1:2.0. Pronotum ( Figs 3C View Fig , 4A View Fig ) shorter than vertex about 0.8: 1 in midline. Mesonotum ( Figs 3C View Fig , 4A View Fig ) longer than 1.3× pronotum and vertex combined, median carinae extend to terminal part of scutellum. Forewings ( Fig. 3F View Fig ) slightly broadened apically, longer than maximal width (2.8:1).

MALE GENITALIA. Pygofer ( Fig. 4C–D View Fig ) ventral margin longer than dorsal margin in lateral view, posterior margin undulant, in posterior view with opening longer than wide, with broad lamellar medioventral process. Anal segment ( Fig. 4C–E View Fig ) ring-like, dorsal margin concave, without anal process, two lateral angles wide and convex, anal style long. Genital styles ( Fig. 4F–G View Fig ) broad lamellar, dorsal side with a long fingerlike process, directed outward, inner apical angle with a small angular process, outer apical angle broad and round, basal angle with long fingerlike process, tapering to apex. Aedeagus ( Fig. 4H–I View Fig ) with phallobase, phallus slender, tubular, curved ventrally medially, apical part cuspidal; phallobase wide and long, apical ⅔ ventrally curved, bend accordingly to phallus, apical part round.

Host plant

Miscanthus sp. ( Poales , Poaceae ).

Distribution

China (Hainan, Yunnan provinces).