New records of the jumping spider Dexippus pengi Wang & Li, 2020 (Araneae: Salticidae: Plexippina) in India
Author
Kadam, Gautam
Author
Sudhikumar, Ambalaparambil Vasu
Author
Tripathi, Rishikesh
text
Peckhamia
2022
2022-04-30
266
1
1
4
journal article
10.5281/zenodo.6533688
1944-8120
6533688
4E6D3036-794B-4000-AEB6-4A82946B5740
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)
.
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.
7,
Same as (6), detail of retrolateral tibial apophysis.
Distribution
(
Figure 8
).
China
(
World Spider Catalog, 2022
),
India
(new record).