Aodingus hainanensis Chen & Yang 2023, gen. et sp. nov.
Creators: name: Li, Hong-Xing
name: Chen, Xiang-Sheng
name: Yang, Lin
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Delphacidae
Aodingus
Aodingus hainanensis

description: Aodingus hainanensis gen. et sp. nov.
urn:lsid:zoobank.org:act: F7ABC17F-ED0B-4C11-9AAE-DCD2FC486568
Figs 1–2
Diagnosis
The salient features of the new species include the following: forewings (Fig. 1A) uniformly yellowish brown; lateral margins of basal part of frons (Figs 1E, 2B) with short yellowish white transverse markings; ventral margin of aedeagus (Fig. 2F) with a small process medially.
Etymology
This new species is named after the type locality, Hainan Province, China.
Material examined
Holotype CHINA • Ô; Hainan, Changjiang County, Bawangling National Natural Reserve; 19°07´N, 109°04´E; alt. 478–817 m; 24 Apr. 2009; X.H. Hou leg.; on bamboo; GUGU-FS-TA-20090401.
Paratypes
CHINA • 2 ÔÔ; same collection data as for holotype; GUGU-FS-TA-20090402 to GUGU-FS-TA-20090403 • 1 Ô; Hainan, Changjiang, County, Bawangling National Natural Reserve; 19°07´N, 109°04´E; alt. 520 m; 26 Aug. 2015, Z.X. Zhou leg.; on bamboo; GUGU-FS-TA-20150801.
Description
MEASUREMENTS. Body length including forewing: male 4.0– 4.4 mm (N = 3), female: 4.4 mm (N = 1); forewing length: male 3.0– 3.4 mm (N = 3), female 3.4 mm (N = 1).
COLORATION. General color yellowish brown with dark brown markings (Fig. 1A–F). Vertex yellowish brown, carinae brown (Fig. 1C). Frons dark brown except apical part yellowish white, lateral margins of basal part with short yellowish white transverse markings. Clypeus yellowish brown, lateral carinae brown. Genae pale yellowish white except areas below level of lower margin of eyes dark brown, lateral carinae brown. Eyes reddish brown. Antennae with first segment brown dorsally and yellowish brown to pale brown ventrally, second segment pale brown, middle part dark brown (Figs 1D–E, 2B). Pronotum and mesonotum yellowish brown (Fig. 1C). Forewing yellowish brown, veins brown (Figs 1A, 2C). Wings pale brown, veins brown. Legs pale yellowish brown to brown (Fig. 1F). Thorax with ventral part pale yellowish brown, lateral areas with dark brown markings. Abdomen brown to dark brown. Male pygofer and anal segment dark brown.
HEAD AND THORAX. Vertex (Fig. 2A) at base broader than medially long about 1: 0.73, slightly narrower at apex than at base about 0.95: 1, lateral carinae subparallel. Frons (Fig. 2B) broad, length in middle line equal to wide at widest part, widest at middle level of eyes, median carina weak, basal half of frons slightly concave. Antennae (Fig. 2B) with first segment shorter than second segment about 0.38: 1. Pronotum (Fig. 2A) longer than vertex about 1: 0.9. Mesonotum (Fig. 2A) shorter than pronotum and vertex combined about 0.98: 1. Forewing (Fig. 2C) longer in middle line than wide at widest part about 2.63: 1.
MALE GENITALIA. Anal segment of male (Fig. 2D) short, ring-like. Pygofer in posterior view (Fig. 2D) with opening slightly wider than long, ventral margin concave W-shaped, with 2 small lobe-shape processes on both sides of medioventral margin, in lateral view (Fig. 2E) ventral margin longer than dorsal margin, posterior margin sinuate. Aedeagus (Fig. 2F) with phyllobase, phallus tubular, long, blunt rounded end, curved ventrally medially, with acute spinous process on ventral margin of aedeagus medially, phyllobase slender, arising from base of aedeagus dorsally. Genital styles (Fig. 2H–I) stout, long, attaining ventral margin of anal segment, apex forked, with large verruciform process at apical ¼.
Host plant
Bambusoideae.
Distribution
China (Hainan).
description: Published as part of Li, Hong-Xing, Chen, Xiang-Sheng & Yang, Lin, 2023, A new bamboo-feeding planthopper genus Aodingus Chen & Li (Hemiptera: Fulgoroidea: Delphacidae: Tropidocephalini) with descriptions of three new species from China and Vietnam, pp. 151-166 in European Journal of Taxonomy 891 on pages 155-158, DOI: 10.5852/ejt.2023.891.2279, http://zenodo.org/record/8379061