Himalisundacoris duwalae Yasunaga, 2024, new species
Year: 2024
Type: other
Abstract: Himalisundacoris duwalae, new species (Figs. 7E, F, 13, 26A–I, 27A–I) Type material. Holotype: male, NEPAL: Kathmandu Valley: Lalitpur, Godawari, Mt. Pulchoki (1,500–1,800 m), 27°34′45″N, 85°22′44″E, on Urtica dioica, T. Yasunaga, 4 August 2006 (NMTU) (AMNH _ PBI 00378782). Paratypes: 2 males, 2 females, same data as for holotype (AMNH, TYCN, ZRC); 1 male, 2 females, same data as for holotype, except for date 2 August 2006 (TYCN). Diagnosis. This new species is recognised by the following characters: Moderate size; yellowish brown, oily shiny, dorsum, with darkened clavus and posterior corium (Fig. 7E, F); and bright greenish or yellowish white scutellum, in addition to the characters provided in the above key. Description. Body oval, slightly elongate; basic colouration pale brown with widely darkened hemelytra (Fig. 7E, F); dorsum polished, impunctate (Fig. 26C). Head pale whitish brown, smooth, with fuscous apical half (including jugum, lorum, buccula, and clypeus); vertex with faint, weak basal transverse carina (Fig. 26B); frons (in fresh specimens) tinged with red. Antenna dark brown; antennomere I partly and irregularly pale at middle; antennomere II shorter than basal width of pronotum; extreme base of antennomere III creamy yellow. Labium pale reddish brown, reaching anterior margin of metacoxa; apical half of segment IV darkened. Pronotum pale brown, more or less darkened posteriorly, almost glabrous; calli (in fresh specimens) with a pair of dark small spots, partly suffused with red; pleura uniformly pale reddish brown; metathoracic scent efferent system as in Fig. 26G; mesoscutum and anterior half of scutellum with sparsely distributed, short setae (Fig. 26D); mesoscutum dark reddish brown; scutellum greenish or yellowish white, with fuscous extreme apex. Hemelytron dark brown, oily shiny, smooth, with uniformly distributed, pale, short, simple setae (Fig. 26C); basal ⅔ of clavus pale brown; subapical part of cuneus narrowly pale; membrane pale smoky brown, semi-transparent, with dark brown veins. All coxae and legs pale brown; each femur with two red, subapical rings; metafemur with broader reddish annulation at middle; apical part of each tarsomere III darkened; pretarsal structure as in Fig. 26I. Abdomen pale reddish brown; apical half of male genital segment (pygophore) fuscous. Male genitalia (Figs. 13 A−G, 27A–E): Hypophysis of left paramere elongate (Fig. 13A), with barb-like apex (Figs. 13B, 27B); right paramere bulbous, ovoid, with short, pointed hypophysis (Figs. 13D, E, 27C); vesica with three notched lobal-sclerites (Figs. 13F, 27D). Female genitalia (Figs. 13H, I, 27F–I): Genital chamber circular, with elongate oval sclerotised rings (Figs. 13I, 27F); posterior wall with widened interramal lobes (Figs. 13H, 27H). Measurements. See Table 1. Etymology. Named to honour Dr. Ram Keshari Duwal, a Nepalese heteropterist (now working at CNC); a noun in the genitive case. Distribution. Nepal (Lalitpur, Kathmandu Valley). Biology. All available specimens of this new species were found from Urtica dioica L. (Urticaceae).
Author: Yasunaga, Tomohide
Language: English
Topic: Hemiptera Insect Studies
Domain: Life Sciences
Open Access status: green
OpenAlex ID: W6949419616
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