Dexippus pengi Wang & Li, 2020

Kadam, Gautam, Sudhikumar, Ambalaparambil Vasu & Tripathi, Rishikesh, 2022, New records of the jumping spider Dexippus pengi Wang & Li, 2020 (Araneae: Salticidae: Plexippina) in India, Peckhamia 266 (1), pp. 1-4 : 2-4

Dexippus pengi Wang & Li, 2020

Figures 1–8

Dexippus pengi Wang & Li, 2020: 31 , figs. 3A–C, 4A–F, 17C, 18C, 19C (♂ ♀).

Type material (published photographs examined). Holotype ♂ ( IZCAS Ar 39771) from CHINA: Yunnan: Xishuangbanna: Mengla County: Menglun Town : Menglun Nature Reserve : Mannanxing Village (21°53.49' N, 101°17.12' E), 9.08.2018, C. Wang et al. leg . Paratypes: 2♂ 2♀ ( IZCAS Ar 39772–39775), same data as holotype (for the complete list of details, see Wang & Li, 2020).

Other material examined. 1 ♂ ( BNHS SP 417 ) from INDIA: Meghalaya: West Jaintiya Hills: Jowai (25°27'32.44"N, 92°12'47.32"E; 1376 m alt.), 05.02 .2022, G . Kadam leg ., from ground, by hand; 1 ♂ ( BNHS SP 418 ), same data as above except Pelga falls, Tura: Rongdokgre village : West Garo Hills (25°32'56.02"N, 90°9'15.15"E; 159 m alt.), 16.02.2022; 1 ♂ ( BNHS SP 419 ), same data as above except Eman Asakgre : South Garo Hills (25°20'22.96"N, 90°30'44.36"E; 213 m alt.), 08.02 .2022 .

Diagnosis. For diagnostic features of this species see Wang & Li (2020).

Supplementary description. Male ( Figures 1–7 ). Carapace brick red, covered with black appressed hairs, laterally provided with broad bands of white hairs ( Figures 1–2 ). Eye field dark, covered with appressed black hairs intermixed with long black hairs; rim of eyes with golden brown hairs. Fovea narrow, straight, longitudinal, reddish-brown. Clypeus low, covered with white setae ( Figures 1, 3 ). Chelicerae long, robust; promargin with two teeth (proximal small and distal large), retromargin with a single large tooth ( Figure 4 ). Labium and endites reddish-brown with pale white tips. Sternum yellowish-brown, covered with grey hairs. Opisthosoma elongate-ovoid, yellowish with black markings on dorsum and sides forming numerous pale yellowish speckles, posteriorly with a chevron pattern ( Figures 1–2 ); venter creamy-yellow. Legs reddish-brown; I–II robust with white patches on patellae. Spinnerets creamy yellow with black longitudinal stripes, covered with white hairs. Body length 5.25. Carapace 2.49 long, 1.91 wide. Opisthosoma 2.76 long, 1.36 wide. Ocular area 1.12 long, 1.61 wide. Eye diameters and intraocular distances: AME 0.56, ALE 0.29, PME 0.07, PLE 0.31; AME–AME 0.02, AME–ALE 0.02, PME– PME 1.49, ALE–ALE 1.15, PME–PLE 0.25, PLE–PLE 1.36, ALE–PME 0.26, ALE-PLE 0.58. Chelicerae 0.91 long. Clypeus 0.03 high. Sternum 0.94 long, 0.67 wide. Measurements of pedipalp and legs: pedipalp 2.07 [0.79, 0.30, 0.31, 0.67], leg I 4.54 [1.46, 0.73, 1.11, 0.75, 0.49], leg II 3.94 [1.32, 0.61, 0.90, 0.65, 0.46], leg III 4.67 [1.55, 0.63, 0.98, 0.97, 0.54], leg IV 4.89 [1.53, 0.63, 1.03, 1.10, 0.60]. Leg formula: 4312. Spination of pedipalp and legs: pedipalp femur I–II pld 2 do 3, III–IV pld 2 do 3 rld 1; patella I–II pl 1, III– VI pl 1 rl 1; tibia I–II pld1 pl 2 plv 3 rlv 3, III–IV pld 1 pl 2 plv 3 rld 2 rl 1 rlv 3; metatarsus I–II pl 1 plv 2 rlv 2, III–IV pld 2 pl 1 plv 2 rld 2 rl 1 rlv 2; tarsus I–IV spineless.

Pedipalp ( Figures 5–7 ) segments brown. RTA short, broad, with angular apex having slight prolateral curvature, with a small retrolateral thorny protrusion ( Figures 5–7 ). Bulb almost round ( Figure 5 ); embolus stout, originating apicoprolaterally, curved retrolaterally, with upward directed tip ( Figure 5 ).

Female. For description and illustrations of the female, see Wang & Li (2020).

7, Same as (6), detail of retrolateral tibial apophysis.

Distribution ( Figure 8 ). China ( World Spider Catalog, 2022), India (new record).

Figures

Figure 8. Known distribution of Dexippus pengi Wang & Li, 2020. Blue circles = new records from India, red circles = type localities in Yunnan, China.

Figures 1–7. Male Dexippus pengi from Meghalaya, India. 1, Dorsal view. 2, Left lateral view. 3, Frontal view. 4, Chelicerae, posterior view. 5, Left pedipalp, ventral view. 6, Same, retrolateral view.