On linyphiid spiders from Java, Indonesia, with the description of three new genera and four new species (Araneae: Linyphiidae)
Author
Tanasevitch, Andrei V.
text
Revue suisse de Zoologie
2020
2020-06-04
127
1
63
74
http://dx.doi.org/10.35929/rsz.0006
journal article
112237
10.35929/RSZ.0006
aaa42bc0-36c8-4e68-b62d-127535033b14
0035-418
5743519
FE0535B0-749B-4DBC-BA58-DF05F62EA77A
Javanaria gracilipes
sp. nov.
Figs 5-6
,
15-20
Holotype
:
MHNG
;
male
[sample Sar-87/28];
INDONESIA
,
Java
,
West Java Province
,
Cibodas
, environs of
Botanical Garden
,
1250-1300 m
a.s.l.
,
beating from vegetation in the low part of the garden
;
27.XI.1987
; leg.
C. Lienhard.
Figs 10-14. Details of male palp structure of
Javagone maribaya
sp. nov.
, holotype. (10-11) Right palp, retrolateral and prolateral views, respectively. (12) Palpal tibia and paracymbium, lateral view. (13) Palpal tibia, dorsal view. (14) Embolic division, retrolateral view.
Paratype
:
MHNG
;
male
; collected together with the holotype
.
Etymology:
The specific epithet is a Latin noun referring to the relatively long and slender legs of the
holotype
.
Description:
Male
paratype
. Total length 2.20. Carapace slightly modified: its ocular part protruding forward, as shown in
Fig. 6
; 0.95 long, 0.65 wide, reddish pale brown. Eyes somewhat enlarged. Chelicerae 0.38 long, mastidion absent. Legs pale yellow to yellow. Leg I 4.51 long (1.25 + 0.25 + 1.15 + 1.13 + 0.73), leg IV 3.89 (1.13 + 0.25 + 0.93 + 0.98 + 0.60). Chaetotaxy 2.2.1.1. Length of spines 1-2.5 diameters of corresponding leg segment. Each metatarsus with a trichobothrium. TmI 0.59. Palp (
Figs 15-20
): Tibia widened distally, unmodified. Paracymbium slender, its middle part long, its distal part short and bent. Distal suprategular apophysis massive, wide, with three long and pointed processes, the distal one longest. Median membrane strongly reduced, developed as a short, narrow and curved apophysis. Embolus flat, wide at base, gradually narrowing towards needle-shaped apex. Radix strongly reduced, developed as a small, narrow outgrowth at base of embolus. Abdomen 1.25 long, 0.70 wide, white, dorsal pattern as in
Fig. 5
.
Figs 15-20. Details of male palp structure of
Javanaria gracilipes
sp. nov.
, paratype. (15-16) Right palp, retrolateral and prolateral views, respectively. (17) Palpal tibia, paracymbium and proximal part of cymbium, dorsal view. (18) Distal part of embolus and distal suprategular apophysis, ventral view. (19) Embolic division, ventral view. (20) Distal suprategular apophysis, median membrane and embolic division, dorso-lateral view.
Female
. Unknown.
Taxonomic remarks:
See above under genus description.
Distribution:
Known only from the
type
locality on
Java
,
Indonesia
.
Range:
Javanese.