Eugryllacris longiproceris, Pang & Zhang & Bian, 2023

Pang, Siyu, Zhang, Qianwen & Bian, Xun, 2023, Contribution to the knowledge of Chinese Gryllacrididae (Orthoptera) XX: New descriptions from Guangxi and Guizhou, Zootaxa 5357 (1), pp. 121-130 : 122-124

publication ID

https://doi.org/ 10.11646/zootaxa.5357.1.5

publication LSID

lsid:zoobank.org:pub:36CCD98E-02D7-4470-9733-34FD8ABCE80E

DOI

https://doi.org/10.5281/zenodo.10012617

persistent identifier

https://treatment.plazi.org/id/039A8725-4A10-FFC4-7ABD-B2A74C52FC83

treatment provided by

Plazi

scientific name

Eugryllacris longiproceris
status

sp. nov.

Eugryllacris longiproceris sp. nov.

KẆADzdz

Figure 1 View FIGURE 1

Description. Female. Body large. Face ovoid; fastigium verticis about 2 times as wide as scape; fastigium frontis separated from fastigium verticis by a very fine suture ( Fig. 1A View FIGURE 1 ). Ocelli distinct, median ocellus slightly larger than lateral ocelli ( Fig. 1A View FIGURE 1 ).

Anterior margin of pronotum projecting in middle, posterior margin nearly straight ( Fig. 1C View FIGURE 1 ); lateral lobes longer than deep, anterior angle widely rounded, posterior angle rounded angular, humeral sinus shallow ( Fig. 1B View FIGURE 1 ).

Fore coxae with 1 small spine; fore and middle femora unarmed, tibiae ventrally with 4 pairs of spurs and 1 pair of apical spurs; dorsal surface of middle tibiae with 1 internal spine. Hind femora with 4 internal and 5 – 6 external spines on ventral surface; dorsal surface of tibiae with 6 pairs of spines and 1 pair of apical spurs, ventral surface with 1 pair of subapical spurs and 2 pairs of apical spurs.

Second and third abdominal tergites with few, very minute stridulatory pegs ( Fig. 1D View FIGURE 1 ). Seventh abdominal sternite wider than long, ventral surface of basal area with 1 process reaching the middle area of subgenital plate, basal half of the process triangular in ventral view, apical half long and slender, the lateral margin faintly narrowing; posterior margin with small notch ( Fig. 1G View FIGURE 1 ). Subgenital plate transverse; the lateral margins with basal area convex, middle area constricted, apical half faintly narrowing; posterior margin triangular concave with the lateral lobes triangular ( Fig. 1G View FIGURE 1 ). Ovipositor with basal half straight, apical half faintly curved dorsad; hardly longer than hind femur; dorsal margin of apices slightly expanded ( Fig. 1H View FIGURE 1 ).

Male. Unknown.

Coloration. Body green. Eyes brown. Ocelli pale yellow. Ovipositor brown.

Measurements (mm). Female: BL 31.13–32.0, PL 8.81–9.12, HFL 18.84–19.51, TL 31.52–32.6, OvL32.10–33.4.

Material examined. Holotype: female, Shiwandashan , Guangxi, July 15, 2023, coll. by Nianqiu Zhang . Paratype: 1 female, Shiwandashan, Guangxi, June 30, 2023, coll. by Nianqiu Zhang .

Distribution. Guangxi (Shiwandashan).

Discussion. The new species differs from other species of the genus in medium ocellus smaller, about as large as lateral ocelli ( Fig. 1A View FIGURE 1 ); female seventh abdominal sternite with 1 long and narrow process ( Fig. 1F View FIGURE 1 ); ovipositor longer, gradually upcurved instead of strongly upcurved.

Etymology. The new species’ name derives from two Latin words: long and procer referring to the female seventh abdominal sternite with 1 long narrow process.

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