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名字:峰山大斑蛛
学名:Grandilithus fengshan
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Total length 2.62, carapace 1.26 long, 1.06 wide. Eye sizes and interdistances: AME 0.08, ALE 0.08, PME 0.07, PLE 0.08; ALE?AME 0.02, AME–AME 0.05, PLE?PME 0.03, PME–PME 0.08, ALE?ALE 0.25, PLE?PLE 0.28, ALE?PLE 0.05, AME?PME 0.07, AME?PLE 0.10. MOA 0.21 long, frontal width 0.21, posterior width 0.21. Chelicerae with 3 promarginal (proximal largest, distal smallest) and 2 retromarginal teeth (distal largest). Sternum longer than wide, laterally with precoxal triangles and intercoxal extensions between I and II, II and III, and III and IV, posteriorly triangular, relatively blunt. Pedicel 0.07 long. Abdomen 1.28 long, 0.78 wide. Leg measurements: I 4.79 (1.17, 0.32, 1.28, 1.23, 0.79); II 3.82 (1.00, 0.29, 1.12, 0.93, 0.48); III 3.96 (0.94, 0.38, 0.86, 1.10, 0.68); IV 6.57 (1.76, 0.44, 1.55, 1.83, 0.99). Leg spination: femora I dorsal spine absent, pv111, right pv11111, II dorsal spine absent, pv111, III d1, IV d1; tibiae I v222222, right v222222221, II v22222; metatarsi I v22222, right v2222, II v2222. Carapace yellow, with conspicuous, irregular dark yellow–brown mottling radially around submargin and arc–shaped dark brown stripes around margin. Chelicerae, endites, labium, and legs yellow. Sternum yellow. Abdomen yellow, with a large, U–shaped, dark brown mottled marking, subposteriorly with 4 chevrons, yellow mottled stripes subposteriorly; venter yellow. Femoral apophysis well–developed, less than ? of femoral length. Ventral tibial apophysis small, located subproximally. Retrolateral tibial apophysis large, slightly shorter than tibia, with slightly constricted base in dorsal view, bent toward cymbial groove. Sperm duct circular, extended to subposterior part of tegulum. Retrolateral tegular apophysis ridge shaped, extended from base of sperm duct to embolic base. Embolus short, hook shaped.
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