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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:宽奥塔蛛
学名:Otacilia lata
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Male: Total length 2.55–3.37 (n = 4). Holotype: body 2.55; carapace 1.29 long, 1.05 wide, yellowish brown, anteriorly abruptly narrow; fovea, cervical and radial grooves distinct. Chelicerae with 3 promarginal and 5 retromarginal teeth. Clypeus 0.13 high. Eye sizes and interdistances: AME 0.06, ALE 0.06, PME 0.07, PLE 0.08; AME–AME 0.04, AME–ALE 0.01, PME–PME 0.08, PME–PLE 0.05, ALE–PLE 0.08, AME–PME 0.07. MOA 0.23 long, front 0.18 wide, back 0.23 wide. Labium and endites brown. Legs light yellow. Measurements of legs: leg I 4.87 (1.19, 0.28, 1.60, 1.23, 0.57), II 3.98 (1.08, 0.30, 1.17, 0.87, 0.56), III 3.11 (0.79, 0.34, 0.78, 0.81, 0.39), IV 5.22 (1.38, 0.41, 1.22, 1.52, 0.69). Leg formula: IV–I–II–III. Femora I with four pl spines; femora I–IV with one do spine; femora II with two pl spines; tibiae I with eight pairs of ve spines, tibiae II with seven pairs of ve spines; metatarsi I with four pairs of ve spines, metatarsi II with four pv spines, three rv spines. Abdomen 1.31 long, 0.83 wide, grey, posterior half with five chevrons dorsally; venter grey. Palp: Femur ventrally with somewhat triangular apophysis. Retrolateral tibial apophysis long, extending upwards, covering base of cymbium. Tip of the cymbium with several thick macrosetae. Conductor membranous, transparent, long, with blunt end. Tegular apophysis sinuous, with blunt end. Sperm duct strongly sclerotized. Embolus long, hook–shaped, apically covered by macrosetae. Female: Total length 3.05 (n = 1). Carapace 1.46 long, 1.18 wide. Eye sizes and interdistances: AME 0.06, ALE 0.05, PME 0.07, PLE 0.08; AME–AME 0.05, AME–ALE 0.02, PME–PME 0.09, PME–PLE 0.04, ALE–PLE 0.08; AME–PME 0.10. MOA 0.24 long, front 0.17 wide, back 0.23 wide. Clypeus 0.11 high. Legs light yellow. Measurements of legs: leg I 4.98 (1.20, 0.29, 1.73, 1.24, 0.52), II 3.94 (0.89, 0.39, 1.23, 0.85, 0.58), III 3.38 (0.96, 0.26, 0.85, 0.80, 0.51), IV 5.63(1.62, 0.50, 1.31, 1.45, 0.75). Leg formula: IV–I–II–III. Femora I with four pl spines; femora II with two pl spines; tibiae I with eight pairs of ve spines, tibiae II with seven pairs of ve spines; metatarsi I with four pairs of ve spines, metatarsi II with four pv spines, three rv spines. Abdomen grey, 1.53 long, 1.03 wide. Other morphological characters similar to those in male. Epigyne: Copulatory openings oval. Copulatory ducts long and curved. Median plate longer than wide, narrow posteriorly. Bursae transparent, anteriorly located, close to each other. Spermathecae expanded.
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