Euterpnosia cucphuongensis, Thai, Pham Hong, Thinh, Ta Huy & Yang, Jeng-Tze, 2010

Thai, Pham Hong, Thinh, Ta Huy & Yang, Jeng-Tze, 2010, A new cicada species (Hemiptera: Cicadidae), with a key to the species of the genus Euterpnosia Matsumura, 1917 from Vietnam, Zootaxa 2512, pp. 63-68 : 66

publication ID

https://doi.org/ 10.5281/zenodo.196074

DOI

https://doi.org/10.5281/zenodo.6201656

persistent identifier

https://treatment.plazi.org/id/03C77314-FFA6-C13C-FF16-81A165CFF896

treatment provided by

Plazi

scientific name

Euterpnosia cucphuongensis
status

sp. nov.

Euterpnosia cucphuongensis View in CoL sp. nov. ( Figs. 1, 2 View FIGURE 2 , 3 View FIGURE 3 )

Etymology. The species name refers to the locality of origin of the type specimens.

Holotype: male, Cuc Phuong NP, Nho Quan district, Ninh Binh province, v. 2006, 250m, 20°19'0"N, 105°36'30"E, coll. Pham Hong Thai.

- Paratypes: 2 males, same locality, 25.v. 2006, 250m, coll. Pham Hong Thai.

Description.

Head: including eyes as wide as mesonotum at base; vertex ochraceous, with large irregular marking at ocellar area and broad streak between eyes, black; supra-antennal plate fuscous; eyes pale brown; front ochraceous with two oblique oval black-brown lines longitudinal anterior arm of epicranial suture; gena with area between eye and antenna ochraceous; postclypeus pale yellow-brown with longitudinal streak and transverse grooves pale green; lorum ochraceous; anteclypeus ochraceous ( Figs 2 View FIGURE 2 A, B).

Thorax: pronotum dark brown, with a pair of central longitudinal stripes, broadened both anteriorly and posteriorly, markings along furrows of inner area, and two spots at each posterolateral part of outer dilatation, black; pronotal collar black-brown, lateral margin and lateral part of pronotal collar ochraceous, without dentate projection; mesonotum dark brown, with longitudinal small fuscous streak, lateral sigilla fuscous, scutal depression black, lateral margin of mesonotum with one greenish streak on each side; cruciform elevation dark brown ( Fig. 2 View FIGURE 2 A); lateral margin of posternum black-brown, anepisternum 2, anepimeron 2, and katepisternum 2, ochraceous ( Fig. 2 View FIGURE 2 B).

Wings: fore and hind wings hyaline, with veins brown or fuscous; fore wing with brownish black on basal subcostal vein, 2A+3A vein, and node, infuscate lightly on basal cell and apical cells 1-6, fore wing length 2.84-2.81 times as wide as fore wing; fore wing with eight apical cells, hind wing with six apical cells ( Fig. 2 View FIGURE 2 A).

Legs: all legs ochraceous with markings as follows: fore leg with primary spine of femur pale brownblack, secondary spine dark brown-black, pretarsus dark brown, apical pretarsal claw brown-black; mid leg with coxa and femur ochraceous, tibia pale brown, apex of femur pale brown, apex of tibia brown-black, pretarsal claw brown-black; hind leg, with femur ochraceous, tibia ochraceous, with tibial spur, tibial comb, and thumb of tibial comb dark brown-black ( Fig. 2 View FIGURE 2 B).

Abdomen: Abdomen 1.7-1.9 times (n=3) as long as head and thorax together, slender, widest across segment 4th, dark brown in dorsal view, with a dark brown-black spot on each side of tergite 2, tergites 3 - 7 with their lateral margins dark brown-black, tergite 8 brown-black, posterior margin of tergites black; projection on side of tergite 4 large, with black tip and distinct notch; timbal cover small, semicircular, and dark brown-black, with anterior margin black, timbal everted ( Fig. 2 View FIGURE 2 A); abdomen ochraceous in ventral view, sternite IV with two large pale brown spots on centre, posterior margin of sternites VIII brown-black ( Fig. 2 View FIGURE 2 B).

Operculum: ochraceous with narrow black stripes on margin, small, short, transverse, scale-like, and not reaching beyond anterior margin of abdominal segment 2, opercula remote each other ( Fig. 2 View FIGURE 2 B).

Genitalia 3: pygofer oval in ventral view, a pair of basal lobes well developed and distinctly prominent, inner edge of basal lobe smooth with subapical oblique spine, upper lobes oblong with apex slightly rounded brown-black; aedeagus very slender and very much protruding out of apex of uncus lobe ( Figs 3 View FIGURE 3 D, H).

Measurements in mm (mean (min-max)): 3 males: body length: 30.0 (29.8-30.2); fore wing length: 27.3 (27.0-27.5); fore wing width: 9.7 (9.5-9.8); head width: 7.4 (7.3-7.5); pronotum width: 7.8 (7.6-7.9); mesonotum width: 6.7 (6.6-6.8).

Biology. This species was collected by sweeping during the daytime at virgin rainforest at an altitude between 250 meters.

Distribution. Vietnam (Ninh Binh province)

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadidae

Genus

Euterpnosia

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