Tmarus yaginumai Ono, 1977

Lee, Sue Yeon, Yoo, Jung Sun & Kim, Seung Tae, 2017, Tmarus yaginumai Ono, 1977 (Araneae: Thomisidae) new to record for Korean spider fauna, Journal of Species Research 6, pp. 51-53 : 51-52

Tmarus yaginumai Ono, 1977 ( Fig. 1)

(Korean name: Min-hok-beom-ge-geo-mi)

Tmarus yaginumai Ono, 1977: 73 , f. 15-17, 35; Yaginuma, 1986: 210, f. 116.3; Ono, 1988: 62, f. 48-50; Ono, 2009: 508, f. 104-108.

Measurements. Body length 4.80; Carapace 1.96 long, 1.95 wide; Anterior eye row 0.95, Posterior eye row 1.28; Chelicera 0.65 long, 0.47 wide; Endite 0.68 long, 0.27 wide; Labium 0.46 long, 0.23 wide; Sternum 1.00 long, 0.82 wide; Leg I 7.45 (2.21, 0.88, 1.84, 1.51, 0.81), II 7.14 (2.14, 0.85, 1.84, 1.51, 0.80), III 4.47 (1.48, 0.59, 1.14, 0.74, 0.52), IV 4.99 (1.73, 0.66, 1.18, 0.88, 0.55); Abdomen 3.17 long, 1.90 wide.

Description. Female: Carapace dusky blackish brown; almost as long as wide; center of head region light- er, thoracic region mottled with white, dusky blackish brown and blackish brown; cervical furrow and radial furrow blackish brown and distinct; covered sparsely with long blackish brown setae ( Fig. 1A). Clypeus almost vertical. Eyes all black; lateral eye tubercle prominently developed; ALE>PLE>PME>AME in size; anterior eye row strongly recurved, posterior eye row slightly recurved from the above ( Fig. 1B, C). Chelicera dusky and pale yellowish white; weakly developed; no marginal tooth; covered densely with long blackish brown setae; fang reddish brown and short. Endite and labium dusky and pale yellowish white; much longer than wide. Sternum dusky and pale yellowish white; longer than wide; covered densely with short pale yellowish white hairs; scutiform ( Fig. 1D). Leg formula 1-2-4-3; femur pale yellowish white, the other segments darker; covered densely with short blackish brown hairs; leg spiniformation; I (femur 0-1-1d, 0-0-1-1-1p, 0-1- 1r; patella 1-1d; tibia 1-1d, 1-1-1p, 1-1-1r, 2-2v; metatarsus 1-1-1p, 1-1-1r, 2-1-0-2v), II (femur 0-1-1d, 0-1- 1p, 0-0-1r; patella 1-1d; tibia 1-1d, 1-1-1p, 1-1-1r, 2-2v; metatarsus 1-1-1p, 1-1-1r, 1-2-1-2v), III (femur 0-1-1d, 0-0-1p; patella 1-1d; tibia 1-1d, 0-1p, 0-1r, 1-1v; metatarsus 1-1p, 1-1r, 2-0v), IV (femur 0-1-1d; patella 1-1d; tibia 1-1d, 0-1p, 0-1r, 1-1v; metatarsus 1-1p, 1-1r, 2-0v). Abdomen gently pentagonal; longer than wide; mottled with white, grayish brown and blackish brown; 2 pairs of transverse stripes posteriorly; posterior part wrinkled; posterior end surrounded with blackish brown band; covered sparsely with blackish brown setae ( Fig. 1A); no caudal protuberance ( Fig. 1E); venter with broad and grayish brown median band and both sides dusky white; lung spiracle dark reddish brown. Spinnerets dusky and pale yellowish white. Female epigynum with median septum; kidney-shaped spermathecae visible at the bot- tom ( Fig. 1F).

52 JOURNAL OF SPECIES RESEARCH Vol. 6, Special Edition B A C D E F

Specimens examined. 2 females, 18-VI-2014, Dapo-ri, Nambu-myeon, Geoje-si, Gyeongsangnam-do, SY Lee and ST Kim leg.

Ecological remark. This species was captured by sweep net between the shrubs at hillocks near the coast.

Distribution. Korea (new record), Japan.