Pancorius kohi, Zhang & Song & Li, 2003

Zhang, J. X., Song, D. X. & Li, Daiqin, 2003, Six New And One Newly Recorded Species Of Salticidae (Arachnida: Araneae) From Singapore And Malaysia, Raffles Bulletin of Zoology 51 (2), pp. 187-195 : 193-194

Pancorius kohi , new species

( Figs. 6 A-C)

Material examined. – Holotype – female ( ZRC.ARA.267), Labrador Park, Singapore, coll. H. K. Lua, 16 Jan.1991.

Paratype – 1 female ( ZRC.ARA.268), Labrador Park , Singapore, 20 Apr.1991 .

Diagnosis. – This new species can be easily distinguished by its epigynum having only one slit-like intromittent pore, internal structures with three chambers, of which the first one is small and round, and the third one large and triangular.

Description. – Female. Total length 5.90 (paratype)-6.70. Length of holotype 6.70: cephalothorax 3.42 long, 2.48 wide; abdomen 3.33 long, 2.43 wide. Carapace ( Fig. 6A ) reddish brown. Eye area 1.17 long. Eye sizes: AME 0.54, ALE 0.29, PME 0.07, PLE 0.27. Anterior eye row 1.94 wide, posterior row 1.80 wide, eye area 1.17 long. Chelicera reddish brown, each margin with 4 teeth. Endites and labium reddish brown. Sternum yellowish brown, covered with dense black setae. Legs yellowish brown, covered with long and brown hairs. Metatarsi I and II each with 2 pairs of ventral spines. Leg measurements: I 5.63 (1.71+2.39+0.90+0.63); II 5.77 (1.80+2.39+0.90+0.68); III 6.48 (2.16+2.52+1.17+0.63); IV 6.76 (2.16+2.30+1.53+0.77). Leg formula: 4321. Dorsum of abdomen dark brown, covered densely with short brown hairs, with light brown markings, at middle provided with 3 pairs of yellowish brow spots; venter light brown. Epigynum ( Figs. 6B, C ) with two hoods, one slit-like intromittent pore located posteriorly at the middle of epigynum; internal structures with three chambers, the first one small and round, the third one large and triangular.

Etymology. – The specific name is a patronym in honor of Mr. J. K. H. Koh, who has made contributions to the study of spiders of Singapore.

Figures

Fig. 6. Pancorius kohi, new species, holotype (ZRC.ARA.267). A. female; B. epigynum, ventral view; C. same, dorsal view. Scales: A = 1.0 mm, B, C = 0.1 mm.