Javanaria gracilipes, Tanasevitch, 2020

Tanasevitch, Andrei V., 2020, On linyphiid spiders from Java, Indonesia, with the description of three new genera and four new species (Araneae: Linyphiidae), Revue suisse de Zoologie 127 (1), pp. 63-74 : 66-68

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.

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 .

Female. Unknown.

Taxonomic remarks: See above under genus description.

Distribution: Known only from the type locality on Java, Indonesia.

Range: Javanese.

Figures

Figs 1-9. Photographs of males: the holotype of Javagone maribaya sp. nov. (1-4), the paratype of Javanaria gracilipes sp. nov. (5-6) and the holotype (7) and both paratypes (8-9) of Javanyphia gede sp. nov. (1, 5, 8-9) Habitus, dorsal view. (2, 6-7) Prosoma, lateral view. (3) Prosoma, frontal view. (4). Prosoma, dorsal view.

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.