Furcilarnaca dehiscentis, Pang & Zhang & Bian, 2023

Pang, Siyu, Zhang, Qianwen & Bian, Xun, 2023, Contribution to the knowledge of Chinese Gryllacrididae (Orthoptera: Ensifera: Stenopelmatoidea) XXII: New descriptions from Southwest China, Zootaxa 5374 (4), pp. 487-504 : 494-496

publication ID

https://doi.org/ 10.11646/zootaxa.5374.4.2

publication LSID

lsid:zoobank.org:pub:B7C3C085-175C-4D12-9F86-73539F2A44EE

DOI

https://doi.org/10.5281/zenodo.10169522

persistent identifier

https://treatment.plazi.org/id/03B2D602-FFC2-FFB3-FF44-DEDFEA684B8C

treatment provided by

Plazi

scientific name

Furcilarnaca dehiscentis
status

sp. nov.

Furcilarnaca dehiscentis sp. nov.

NJƂÃaedz

Figure 6 View FIGURE 6

Description. Female. Body small. Face ovoid, with scattered impressed dots; fastigium frontis separated from fastigium verticis by a very fine suture ( Fig. 6A View FIGURE 6 ), fastigium verticis little wider than scape. Ocelli distinct, median ocellus slightly larger than lateral ocelli ( Fig. 6A View FIGURE 6 ).

Anterior margin of pronotum arched projecting in middle, posterior margin nearly straight ( Fig. 6B View FIGURE 6 ); lateral lobes longer than high, humeral sinus shallow ( Fig. 6C View FIGURE 6 ).

Fore coxae with 1 small spine; fore and middle femora unarmed, tibiae ventrally with 4 pairs of spurs and 1 pair of apical spurs. Hind femora with 5 internal and 3 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. 6D View FIGURE 6 ). Seventh abdominal sternite wider than long, the lateral margins convex, ventral surface with 1 swollen, behind it with some transverse riffles ( Fig. 6E View FIGURE 6 ). Subgenital plate baso-central area largely membranous, lateral margins convex and narrowing, posterior margin with deeply V-shaped concavity, the lateral lobes triangular ( Fig. 6E View FIGURE 6 ). Ovipositor short, feebly curved; before apices margins strongly narrowing, apices subacute ( Fig. 6F View FIGURE 6 ).

Male. Unknown.

Coloration. Body yellowish brown. Eyes black. Ovipositor brown.

Measurements (mm). Female: BL 17.29–19.45, PL 3.88–4.45, TL 18.85–19.33, HFL 9.42–9.52, OvL 11.13– 12.34.

Material examined. Holotype: female, Xima, Yingjiang , Yunnan, June 11, 2023, coll. by Weizhong Yang . Paratype: 1 female, Xima, Yingjiang, Yunnan, July 11, 2023, coll. by Weizhong Yang .

Distribution. Yunnan (Yingjiang).

Discussion. The new species differs from other species of the genus in the posterior concavity of female subgenital plate obviously deeper, the lateral lobes triangular ( Fig. 6E View FIGURE 6 ).

Etymology. The new name refers to the female subgenital plate with deep concavity on posterior margin.

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