IUCN threat status:

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Comprehensive Description

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Description

 Male: Measurements: Prosoma length 4.97, width 4.19, anterior width 2.32, height 2.17; opisthosoma length 5.04, width 2.94. Eyes: AME 0.17, ALE 0.33, PME 0.23, PLE 0.29, AME–AME 0.24, AME–ALE 0.10, PME–PME 0.30, PME–PLE 0.37, AME–PME 0.41, ALE–PLE 0.36, clypeus height at AME 0.33, clypeus height at ALE 0.28. Leg and palp measurements: Palp 7.33 (2.36, 1.34, 1.44, -, 2.19), I 20.38 (4.73, 1.97, 6.76, 5.04, 1.88), II 21.99 (5.96, 2.24, 5.61, 6.12, 2.06), III 16.22 (4.73, 1.63, 4.16, 4.10, 1.60), IV 18.16 (5.01, 1.73, 4.40, 5.03, 1.99). Leg formula: II-I-IV-III. Spination: palp 131, 101, 1021; femur I–III 323, IV 321; patella I–IV 101; tibia I–II, III 2126, IV 2326; metatarsus I–II 1014, III–IV 3036. Chelicerae yellowish-brown. Furrow with 3 anterior teeth, 4 or 6 posterior teeth, and with ca.80 denticles in elongated patch close to anterior teeth. Margins of fang base with one bristle. Palpal claw with 6 or 7 teeth. Sternum, ventral coxae and femora, distal legs as well as frontal chelicerae with long setae, otherwise with shorter setae.  Embolus (E) tip short, slender, slightly curved prolaterally, proximal part of embolus fully visible in the ventral view. Embolic apophysis (EA) short, lamellar, strongly curved prolaterally. Sperm duct (SD) curved in ventral view. RTA large, not bifurcate, arising distally from tibia. Cymbium slightly longer than tibia (Figs 1–3, 6–8).  Colouration in ethanol (Fig. 11): Yellowish- to slightly yellowish-brown. Dorsal prosoma yellowish-brown with petaline patterns, which are divided by the bright yellowish region between posterior eye row and posterior margin of carapace. Sternum, ventral coxae and femora, gnathocoxae, and labium pale yellowish-brown, gnathocoxae and labium proximally reddish-brown. Chelicerae yellowish-brown. Legs pale yellowish-brown with distal parts slightly darker, dorsal femora with dark pattern. Dorsal opisthosoma with two pairs of spots situated in the median part, with a pale yellow inverted triangle-shaped pattern near the spinnerets. Lateral parts of opisthosoma reddish-brown, Ventral opisthosoma with little dark patterns.  Female: Measurements: Prosoma length 4.94, width 4.52, anterior width 2.49, height 2.15; opisthosoma length 7.33, width 4.86. Eyes: AME 0.22, ALE 0.31, PME 0.22, PLE 0.32, AME–AME 0.22, AME–ALE 0.11, PME–PME 0.32, PME–PLE 0.52, AME–PME 0.43, ALE–PLE 0.40, clypeus height at AME 0.32, clypeus height at ALE 0.33. Leg and palp measurements: Palp 6.23 (1.98, 0.94, 1.34, -, 1.97), I 14.37 (4.13, 1.82, 3.80, 3.51, 1.47), II 16.42 (4.61, 2.18, 4.26, 3.91, 1.46), III 13.42 (4.05, 1.68, 3.24, 3.15, 1.30), IV 15.64 (4.46, 1.54, 3.72, 4.16, 1.76). Leg formula: II-IV-I-III. Spination: palp 131, 100, 2121, 1014; femur I–III 323, IV 321; patella I 101, II–IV 001; tibia I–III 2026, IV 2326; metatarsus I–II 1014, III–IV 3036. Chelicerae yellowish-brown. Furrow with 3 anterior teeth, 4 posterior teeth, and with ca.80 denticles in elongated patch close to anterior teeth. Margins of fang base with one bristle. Palpal claw with 7 teeth. Sternum, ventral coxae and femora, distal legs as well as frontal chelicerae with long setae, otherwise with shorter setae.  Epigynal field wider than long. Lateral lobes (LL) fused, posteriorly with median incision. Epigynal pockets running from latero-posterior to medio-anterior, where copulatory openings are situated. Lateral furrows (LF) distinct, running to lateral margins of lateral lobes. Lobal septum (LS) wide, significantly short. Internal duct system significantly wider than long, its left part widely separated from right part. Glandular appendages (GA) small, extending not in posterior half of internal duct system. Posterior part of spermathecae (PP) strongly short, bulging slightly laterally. Fertilization ducts (FD) arising posterio-laterally. Membranous sac between fertilisation ducts unexpanded, almost square-shaped (Figs 4–5, 9–10).  Colouration in ethanol (Fig. 12) as in male.

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© Dan Quan, Jian Chen, Jie Liu

Source: ZooKeys

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