Mangora foliosa Zhu & Yin, 1998

Lee, Sue Yeon & Kim, Jung Sun Yoo and Seung Tae, 2021, Two new records of orb-weaving spiders with a new species (Araneae: Araneidae) from Korea, Journal of Species Research 10 (4), pp. 387-391 : 388-389

Mangora foliosa Zhu & Yin, 1998 ( Fig. 1 )

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Mangora foliosa Zhu & Yin , in Yin et al., 1997: p. 333, f. 236a- e; Song, Zhu & Chen, 1999: p. 293, f. 174A- B;

Yin et al., 2012: p. 715, f. 356a- e.

Material examined. Three females, 2 June 2019, Mt. Juwangsan National Park, Sangui-ri, Budong-myeon , Cheongsong-gun , Gyeongsangbuk-do (36°23′47.4″N, 129°08′47.3″E, alt. 295 m) ; one female, 15 July 2018, Mt. Juwangsan National Park, Budong-myeon, Cheongsong-gun , Gyeongsangbuk-do (36°23′42.2″N, 129°09′32.8″E, alt. 348 m), leg. S. T. Kim .

Description. Female. Total length 5.90 (habitus). Carapace: 2.40 long/1.97 wide, dark yellowish brown, pyriform, longer than wide, head region with dark yellowish brown mesal band gently sloped to thoracic region, thoracic region highly elevated, cervical and radial furrows distinct, dark longitudinal fovea deeply depressed ( Fig. 1A, B ). Eyes: AER 0.76, PER 0.82, all eyes encircled with black, PMEs largest, both lateral eyes contiguous, eight eyes in two rows, AER strongly recurved and PER recurved from above, PER longer than AER ( Fig. 1A, C ). Chelicera: 0.90 long/0.55 wide, yellowish brown with strongly developed three promarginal teeth and four retromarginal teeth, tiny warty granulations between the margins, fang short and strong ( Fig. 1D, E ). Endite: 0.44 long/0.34 wide, dusky and pale blackish brown. Labium: 0.20 long/0.40 wide, dusky and pale blackish brown. Sternum: 1.08 long/1.00 wide, yellowish brown, shieldshaped, anterior margin and posterior end depressed, clothed sparsely with short and long blackish-brown hairs, lateral and posterior margins dark ( Fig. 1F ). Legs: I 9.04 (2.64, 1.05, 2.00, 2.43, 0.92), II 7.55 (2.45, 0.90, 1.30, 2.00, 0.90), III 5.07 (1.54, 0.54, 1.10, 1.18, 0.71), IV 7.56 (2.32, 0.80, 1.70, 1.96, 0.78), pale yellowish brown, stout and strongly developed, all segments with spines except tarsus, femur with pale annuli at the middle and distal end, patella with a dark annulus at the distal end, tibia with dark annuli at the proximal and distal ends, leg formula I- IV≒II- III ( Fig. 1A, B ). Abdomen: 4.95 long/2.95 wide, ivory, mottled with reticulated patterns, long ovoid, longer than wide, a blackish brown tower-shaped pattern mesially, dark blackish-brown band on both lateral sides, conspicuously protrudent over the carapace ( Fig. 1A, B ). Palp; 3.24 (0.71, 0.32, 0.51, -, 0.92). Epigyne: simple and sclerotized, pale yellowish white and tongue-shaped scape present, a pair of globular spermathecae separated each other and visible in the internal genitalia, a pair of pointed fertilization ducts located posterodistally ( Fig. 1G, H ).

Distribution. Korea (new record), China.

Remarks. The species was collected with a sweep net between shrubs in mixed forests of mountainous terrain.

Figures

Fig. 1. Mangora foliosa Zhu & Yin, 1998, female.A. Habitus in dorsal view; B. Habitus in lateral view; C. Eye area from above; D. Chelicera in ventral view; E. Ditto in retrolateral view; F.Sternum; G. Epigyne in ventral view; H. Internal genitalia in dorsal view (Fd, fertilization duct; S, scape; Sp, spermatheca). Scale bars in mm.