Javanyphia gede, 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 : 68

Javanyphia gede sp. nov.

Figs 7-9 , 21-25

Holotype: MHNG; male [sample AS-05/11]; INDONESIA, Java, West Java Province, Gunung [= Mount] Gede Pangrango National Park, near Cibodas , 6°47’0”S, 107°01’0”E, 1450-1600 m a.s.l.; 4.-11.V.2005; leg. A. Schulz.

Paratypes: MHNG; 2 males [sample 5a]; INDONESIA, West Java Province, Mt Gede , about 50 km SE of Bogor, 2600 m a.s.l., Ericaceae forest , sifting of vegetational debris; 5.XI.1989; leg. D. Burckhardt, I. LöbI & D. Agosti.

Etymology: The specific epithet is a name in apposition referring to the place of origin, Mt Gede and its environs.

Description: Male paratype. Total length 2.30. Carapace unmodified, as shown in Figs 7-9, 1.13 long, 0.83 wide, pale brown with darkened radial strips between coxal elevations. Chelicerae 0.45 long, mastidion absent. Anterior margin of fang groove with five strong teeth, posterior margin with 4-5 small teeth. Legs pale brown to yellow, covered with numerous hairs. Leg I 3.64 long (1.00 + 0.28 + 0.93 + 0.83 + 0.60), leg IV 3.79 (1.03 + 0.30 + 0.95 + 0.98 + 0.53). Chaetotaxy 2.2.1.1. Length of spines 1-2 diameters of corresponding leg segment. Each metatarsus with a trichobothrium. TmI 0.78. Palp ( Figs 21-25 ): Tibia with a large, claw-shaped prolateral outgrowth. Paracymbium relatively small, L-shaped, hooked apically. Tegulum subdistally with a keel-shaped outgrowth on ventral side, terminating with protegulum. Distal suprategular apophysis straight, narrow and relatively short. Median membrane reduced. Embolus short, straight and narrow. Radix small, flat and triangular. Abdomen 1.25 long, 0.75 wide, dorsal pattern as shown in Fig. 8 .

Variation: The two paratypes have a different abdominal pattern: Fig. 8 cf. Fig. 9 . In the holotype the pattern is similar to that in Fig. 9 , but somewhat lighter.

Female. Unknown.

Taxonomic remarks: See above under genus description.

Distribution: Known only from two nearby localities in West Java Province, 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 21-25. Details of male palp structure of Javanyphia gede sp. nov., paratype. (21-22) Right palp, retrolateral and prolateral views, respectively. (23) Palpal tibia, dorsal view.(24) Paracymbium, lateral view. (25) Distal suprategular apophysis and embolic division, ventro-lateral view.