Rhaphidophora fissa, Qin & Bian, 2024

Qin, Yanting & Bian, Xun, 2024, Contribution to subfamily Rhaphidophorinae Walker, 1869 (Orthoptera: Rhaphidophoridae) in China IX: New additions of Rhaphidophora from Yunnan and Xizang, Zootaxa 5555 (1), pp. 134-142 : 134-137

publication ID

https://doi.org/ 10.11646/zootaxa.5555.1.10

publication LSID

lsid:zoobank.org:pub:325E6BE3-2B26-45CD-8889-A525F9312BC5

DOI

https://doi.org/10.5281/zenodo.14508591

persistent identifier

https://treatment.plazi.org/id/172D8E2D-FFD3-FFAE-FF19-F986FAEA0593

treatment provided by

Plazi

scientific name

Rhaphidophora fissa
status

sp. nov.

Rhaphidophora fissa sp. nov.

Ñ板ẍã

Figures 1–2 View FIGURE 1 View FIGURE 2

Description. Male. Body medium. Head. Face smooth ( Fig. 1A View FIGURE 1 ). Fastigium verticis projecting forward ( Fig. 1B View FIGURE 1 ), dorsal surface furrowed along the midline, apices slightly separated from each other ( Fig. 1B View FIGURE 1 ). Eyes ovoid, protruding forward; median ocellus elliptical, larger than lateral ocelli ( Fig. 1A View FIGURE 1 ); lateral ocelli subcircular ( Fig. 1B View FIGURE 1 ). Apical segments of maxillary palpi longer than subapical ones ( Fig. 1C View FIGURE 1 ).

Thorax. Anterior margin of pronotum substraight, posterior margin protruding backward and widely rounded ( Fig. 1C View FIGURE 1 ); lateral lobes longer than deep ( Fig. 1C View FIGURE 1 ). Posterior margin of mesonotum protruding backward, posterior margin of metanotum faintly protruding ( Fig. 1B View FIGURE 1 ).

Legs. Fore coxae with 1 spine; femora with 1 short internal spine; tibiae with 1 internal and 1–2 external spines ventrally, apices with 1 pair of spines on ventral surface. Middle femora with 1 pair of apical spines; tibiae dorsally with 1–2 internal and 2 external spines, ventral surface with 1–2 internal and 2–3 external spines, apices with 1 pair of spines on dorsal and ventral surfaces separately. Hind femora with 1 small internal spine; tibiae dorsally with 20–23 internal spines, 21–24 external spines and 1 pair of small subapical spines, apices with 1 pair of dorsal and 2 pairs of ventral spines; basitarsi with 6–8 small spines and 1 apical spine on dorsal surface along the midline ( Fig. 1F View FIGURE 1 ).

Abdomen. Posterior margin of tenth abdominal tergite concave. Epiproct prolonged downwards, dorsal surface with raised and converging lateral margins, between them concave ( Fig. 1H, I View FIGURE 1 ); apical margin of epiproct with 1 pair of slender spines on posteriolateral angles, its apices directing downwards ( Fig. 1G View FIGURE 1 ). Paraprocts prolonged into a thin spine, its upcurved behind middle area ( Fig. 1K View FIGURE 1 ). Subgenital plate wider than long, posterior margin arched; styli subconical, longer than the plate and inserted on posterolateral areas ( Fig. 1L View FIGURE 1 ), apices obtuse.

Female. Tenth abdominal tergite concave on dorsal surface with median furrow extending to the apical margin of epiproct ( Fig. 2F View FIGURE 2 ). Epiproct ligulate, apical margin rounded ( Fig. 2G View FIGURE 2 ). Cerci slender, gradually upcurved. Subgenital plate semicircular, apical margin bilobate, the lateral lobes rounded ( Fig. 2H View FIGURE 2 ). Ovipositor about 0.6 times as long as length of hind femur, base stout, moderately upcurved, apices acute; dorsal valvulae longer than ventral ones ( Fig. 2G View FIGURE 2 ).

Coloration. Male body brown, fastigium verticis and eyes black. Ocelli pale yellow.

Measurements (mm). BL: ♂ 18.9–20.7, ♀ 18.7–21.8; PL: ♂ 4.0–5.7, ♀ 4.6–6.1; FFL: ♂ 7.5–7.8, ♀ 7.9–8.0; MFL: ♂ 7.5–8.3, ♀ 7.9–9.0; HFL: ♂ 14.7–17.1, ♀ 17.4–17.5; HTL: ♂ 13.8–15.3, ♀ 15.5–16.1; HBL: ♂ 3.1–3.3, ♀ 3.0–3.5; OvL: 11.2–12.0.

Material examined. Holotype: male, Dulongjiang, Gongshan , Yunnan, August 23, 2024, coll. by Yanting Qin and Ting Luo . Paratypes: 1 female, Dulongjiang, Gongshan, Yunnan, August 21, 2024, coll. by Yanting Qin and Ting Luo ; 1 female, Dulongjiang, Gongshan , Yunnan, August 22, 2024, coll. by Yanting Qin and Ting Luo ; 4 males, Dulongjiang, Gongshan , Yunnan, August 24, 2024, coll. by Yanting Qin and Ting Luo .

Distribution. Yunnan (Gongshan).

Discussion. The new species differs from Rhaphidophora cylindra Li & Bian, 2024 in the following: body brown; dorsal surface of male epiproct with raised lateral margins which sub-parallel in lateral view ( Fig. 1H View FIGURE 1 ), posterolateral angles with 1 pair of slender spines ( Fig. 1I View FIGURE 1 ); styli of male subgenital plate conical, longer than the plate ( Fig. 1L View FIGURE 1 ); female subgenital plate semicircular, apical margin bilobate, the lateral lobes rounded ( Fig. 2H View FIGURE 2 ).

Etymology. The species is named referring the female subgental plate with bilobate apical margin.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Orthoptera

Family

Rhaphidophoridae

SubFamily

Rhaphidophorinae

Genus

Rhaphidophora

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