Four New And One Newly Recorded Species Of The Jumping Spiders (Araneae: Salticidae: Lyssomaninae & Spartaeinae) From (Sub) Tropical China
Author
Zhang, J. X.
Author
Li, Daiqin
text
Raffles Bulletin of Zoology
2005
2005-12-31
53
2
221
229
journal article
10.5281/zenodo.4619118
2345-7600
4619118
Phaeacius malayensis
Wanless, 1981
(
Fig. 2
A-E)
Phaeacius malayensis
Wanless, 1981a: 205
, Figs. 6A-E, 7A-C.
Materials examined
. –
1 female
and
1 male
, Xishuangbanna Tropical Botanic Garden
(
ZRC
•ARA•502)
(
21°55.85'N
101°15.25'E
),
Menglun
,
Mengla County
,
Yunnan
, coll.
D. Li
,
7 May.2004
.
Diagnosis
.
– This species is very similar to
Phaeacius fimbriatus
Simon, 1900
(
Wanless, 1981a: 202
,
Figs. 4
A-H, 5B), but differs from the latter in male palp with a pronounced apophysis lying between the ventral and retrolateral apophyses (
Fig. 2B, C
), and median septum of female epigynum narrower (
Fig. 2D
).
Fig. 1.
Onomastus nigrimaculatus
,
new species
. A, male; B, left palp, prolateral view (the black arrow refers to the median apophysis, and the white arrow refers to the subtegular apophysis); C, same, retrolateral view; D, same, ventral view (the black arrow refers to the spur of embolic guide, and the white arrow refers to the embolic guide); E, epigynum, ventral view; F, same, dorsal view. Scales: A = 1.0 mm, B-D = 0.2 mm, E, F = 0.1 mm.
Description.
– Male
. Total length 9.00: cephalothorax 4.50 long, 3.50 wide, 1.70 high; abdomen 4.50 long, 2.40 wide. Carapace (
Fig. 2A
) deep brown, red brown around fovea, with many fine hairs. Eye sizes: AME 0.56, ALE 0.31, PME 0.25, PLE 0.34. First eye row 2.03 wide, second row 1.88 wide, third eye row 2.03, eye area 2.00 long. Clypeus height 0.13. Chelicerae red brown, with 3 promarginal and 4 retromarginal teeth. Endites and labium deep red brown. Sternum yellow brown, with indistinct gray patches. Legs yellow brown, with a few dark markings. Spination of leg I: metatarsi v 2-0-0, p 1-1-0, r 1-1-2, d 0-1-0; tibiae v 2-3- 2, p 1-1-0, r 1-1-0, d 1-1-1; patellae p 0-1-0, r 0-1-0; femora p 0-1-1, r 0-0-1, d 0-2-2. Measurements of palp and legs: palp 4.38 (1.41+0.53+0.47+1.97); I 10.60 (2.97+4.13+2.44+1.06), II 10.76 (3.19+3.95+2.52+1.10), III 10.72 (3.05+3.75+2.84+1.08), IV 12.16 (3.40+4.16+3.56+1.04). Leg formula: 4231. Abdomen oval, scattered with lots of short hairs; dorsum earthy yellow, black marginally, with a brownish patch at the centre; venter black brown. Embolus of palpal organ (
Fig. 2B, C
) long and robust, secondary conductor (sc) translucent long and slender, a pronounced apophysis present between the ventral and retrolateral apophyses.
Female
. Total length 8.60: cephalothorax 4.10 long, 3.15 wide, 1.60 high; abdomen 4.50 long, 2.20 wide. Eye sizes: AME 0.50, ALE 0.31, PME 0.22, PLE 0.31. First eye row 1.97 wide, second row 1.75 wide, third eye row 1.84 wide, eye area 1.78 long. Clypeus height 0.09. Spination of leg I: metatarsi v 2-0-0, p 1-1-1, r 1-1-0; tibiae v 2-3-2, p 1-1- 0, r 1-1-0, d 1-1-0; patellae p 0-1-0, r 0-1-0; femora p 0-1- 1, d 0-1-4. Measurements of legs: I 9.39 (2.69+3.63+2.13+0.94), II 9.69 (2.75+3.69+2.44+0.81), III 9.38 (2.75+3.25+2.50+0.88), IV 10.69 (2.94+3.75+3.06+0.94). Leg formula: 4213. Other characters similar to those of male. Median septum of epigynum (
Fig. 2D, E
) narrow in the middle and widened at the posterior part, spermatheca almost oval, accompanied with a membranous sac.
Distribution
. –
China
(
Yunnan
; new record),
Malaysia
,
Singapore
, Sumatra.