2345首页 » 动物百科 » 台湾大斑蛛

所属科目: 动物界 » 节肢动物门 » 蛛形纲;Arachnida » 柄腹亚纲 » 蜘蛛目 » 刺足蛛科 »

名字:台湾大斑蛛
学名:Grandilithus taiwanicus
人气:0
喜欢:0
评论:0
Total length 3.77, carapace 1.59 long, 1.26 wide. Eye sizes and interdistances: AME 0.09, ALE 0.10, PME 0.08, PLE 0.08; AME?AME 0.09, AME?ALE 0.03, PME?PME 0.10, PME?PLE 0.05, AME?PME 0.11, AME?PLE 0.16, ALE?ALE 0.30, PLE?PLE 0.33, ALE?PLE 0.12. MOA 0.26 long, frontal width 0.26, posterior width 0.23. Chelicerae with 3 promarginal (proximal largest, distal smallest) and 2 retromarginal teeth (distal larger). Sternum slightly longer than wide, laterally with transparent precoxal triangles, posteriorly relatively pointed. Pedicel 0.2 long. Abdomen 2.03 long, 1.01 wide. Leg measurements: I 7.09 (2.06, 0.46, 2.37, 1.84, 0.36); II 6.53 (1.67, 0.45, 1.75, 1.51, 1.15); III 5.06 (1.44, 0.42, 1.23, 1.13, 0.84); IV 8.30 (2.30, 0.50, 2.04, 2.36, 1.10). Leg spination (Fig. 53A, B): femora I d1, pv11111, II d1, pv111, right I pv111111, III d1, IV d1; tibiae I v2222222221, II v22222221, right I v222222222; metatarsi I v2222, II v2221. Carapace yellow, with conspicuous, medial, irregular dark yellow–brown mottling radially and arc–shaped dark stripes around margin. Chelicerae, endites, and labium yellow. Sternum yellowish. Legs yellow. Abdomen dark brown, medially with a narrow yellowish marking, covering 2/3 of abdomen; venter dark yellow–brown. Femoral apophysis well–developed, less than 1/3 of femoral length. Ventral tibial apophysis small, located subproximally on tibia. Retrolateral tibial apophysis large, shorter than tibia, with a broad base in dorsal view, apical part shorter than basal part, bent inwards to cymbial groove. Sperm duct circular, reaching subposterior part of tegulum. Retrolateral tegular apophysis extended from base of sperm duct to embolic base, with a triangular apex. Embolus short, hook shaped.
图片: