Agyneta insulana Tanasevitch, 2000

Seo, Bo Keun, 2018, New species and records of the spider families Pholcidae, Uloboridae, Linyphiidae, Theridiidae, Phrurolithidae, and Thomisidae (Araneae) from Korea, Journal of Species Research 7 (4), pp. 251-290 : 272-275

Agyneta insulana Tanasevitch, 2000

ḓ꼬ṘḍljHḑ (ṉÿ) ( Figs. 6C , 13 A-E)

Agyneta insulana Tanasevitch, 2000: 206 .

Meioneta insulana Ono, Matsuda and Saito, 2009: 325 .

Material examined. ♂, mixed forest (35°20 ʹ 17 ʺ N, 127° 32 ʹ 00 ʺ E, alt. 721 m), Sannae-myeon, Namwon-si , Jeollabuk-do, 30 June 2010, J. C. Lim .

Diagnosis. This species resembles A. saaristoi Tanasevitch, 2000 and A. similis ( Kulczyński, 1926) in the paracymbium and embolic division of male palp, but different from the latter by the denticles of embolic base, the terminal apophysis process, and the depression of lamella characteristica ( Fig. 13 C-E).

Description. Male. Total length 1.65. Habitus as in Figure 6C . Carapace yellow 0.83 long, 0.68 wide; Clypeus height 1.8 times of diameter of AME. AER 0.33, PER 0.35. AER recurved slightly and PER straight in dorsal view. AME 0.07, ALE 0.08, PME 0.07, PLE 0.07, AME-AME 0.03, AME-ALE 0.03, PME-PME 0.04, PME-PLE 0.05, AME-PME 0.07, and ALE-PLE contiguous. Median ocular quadrangle, height = posterior side>anterior side (13:10). Chelicera with a promarginal and three retromarginal teeth. Sternum 0.52 long, 0.49 wide.

Labium 0.16 wide. Leg measurements: I 3.58 (0.94, 0.23, 0.92, 0.85, 0.64), II 3.22 (0.86, 0.23, 0.79, 0.78, 0.56), III 2.43 (0.66, 0.21, 0.59, 0.59, 0.38), IV 3.30 (0.92, 0.22, 0.87, 0.81, 0.48). Leg I/c 4.31. Fem. I/c 1.13. Tib. I/c 1.11. Met. I/c 1.02. Pat. I + tib. I/c 1.39. Met. I/tar. I 1.30. Met. IV/tar. IV 1.69. Chaetotaxy 2-2-2-2. Tm 1 0.22. Tm IV absent. Abdomen oval and dirty yellow, and 0.88 long, 0.55 wide. Palp ( Fig. 13 A-E): paracymbium with anterior pocket; suprategular apophysis clawlike; embolus curved with five denticles at base, embolus proper protruded; lamella characteristica with two denticles at tip and several denticles at base; terminal apophysis with a process at each side.

Habitat. Mixed forest.

World Distribution. Finland, Iceland, Kazakhstan, Korea (Jeollabuk-do), Russia.

Deposition. NIBR.

Identifier. Bo Keun Seo.

Genus Arcuphantes Chamberlin and Ivie, 1943 나IJḍljHḑṧ

Figures

Fig. 6. Habitus of linyphiid species (II): A - Agyneta furcula n. sp., male; B - idem, female; C - Agyneta insulana Tanasevitch, 2000, male; D - Arcuphantes chiakensis n. sp., male; E - idem, female; F - Arcuphantes chilboensis n. sp., male; G - idem, female; H - Arcuphantes longiconvolutus n. sp., female; I - Arcuphantes namweonensis n. sp., male; J - Arcuphantes pennatoides n. sp., male; K - idem, female; L - Arcuphantes pyeongchangensis n. sp., male; M - Collis flavus n. sp., male; N - idem, female; O - Collis pusillus n. sp., male; P - idem, female; Q - Collis silvaticus n. sp., male; R - Doenitzius minutus n. sp., female; S - Nippononeta bituberculata n. sp., male; T - idem, female. Scale bars: 0.5 mm.

Fig. 13. Agyneta insulana Tanasevitch, 2000 (A-E) and Arcuphantes chiakensis n. sp.(F-K): A, F - male left palp, retrolateral view; B, G - idem, prolateral view; C, H - embolic division, ventral view; D - idem, dorsal view; E - lamella characteristica; I -epigynum, ventral view; J - idem, lateral view; K - posterior view. Scale bars: 0.1 mm.