Mesiotelus caucasicus Zamani et Marusik, 2021

Coşar, İ., Danışman, T. & Erdek, M., 2023, The genus Mesiotelus Simon, 1897 (Araneae: Liocranidae) in Turkey, Caucasian Entomological Bulletin 19 (1), pp. 9-13 : 9-10

Mesiotelus caucasicus Zamani et Marusik, 2021

( Figs 1–5 , 22 )

Zamani, Marusik, 2021: 560, figs 3, 4A–G, 5A–E.

Material. 1 ♀, Turkey, Hakkari Prov., Bağışlı Village , 37°43 ʹ 48 ʺ N / 44°02 ʹ 53 ʺ E, 2022 m, pitfall trap, 4.06– 26.09.2020 (M. Erdek) .

Brief description of studied specimen. Total length 4.1. Carapace length 1.8, width 1.7. Abdomen length 2.3, width 1.4. Ocular area length 0.45. Chelicera length 1, width 0.95. Sternum length 0.8, width 0.4. Leg formula IV, I, II, III. Legs: leg I 6.5 (1.8, 0.7, 1.8, 1.3, 0.9), leg II 5.95 (1.65, 0.7, 1.55, 1.25, 0.8), leg III 5.4 (1.45, 0.6, 1.4, 1.3, 0.65), leg IV 7.8 (2.1, 0.7, 2., 2.1, 0.9).

Carapace light yellow, darker anteriorly ( Fig. 1 ). Clypeus narrow, dark yellow. Chelicerae long, light brown, with intense hairs near teeth ( Fig. 3 ). Sternum light yellow, labium and maxillae light brown. Abdomen light yellowish-brown densely covered with long hairs ( Fig. 2 ). Legs light yellow and covered with long thick black hairs ( Fig. 1 ).

Epigyne. Lateral margins of fovea straight, margins form an angle of approximately 60° between each other. Spermathecae almost contiguose. Anterior hood (i.e. anterior pocket) prominent, its width approximately twice the interspermathecal distance ( Figs 4, 5 ).

Distribution. Armenia, Azerbaijan, Iran [World Spider Catalog, 2022], Turkey.

Figures

Figs 1–11. Species of the genus Mesiotelus, females, general view and details of structure. 1–5 – M.caucasicus; 6–11 – M.deltshevi. 1, 3, 11 – cephalothorax:1 – dorsal view,3, 11 – frontal view;2 – abdomen, dorsal view; 4–7 – epigyne: 4, 6 – ventral view, 5, 7 – dorsal view; 8–10 – habitus: 8 – dorsal view, 9 – ventral view, 10 – dorsolateral view. Scale bars: 1–2 – 1 mm; 3 – 0.2 mm; 4–7 – 0.1 mm; 8–11 – 0.5 mm. Рис. 1–11. ВиΑы роΑа Mesiotelus, самки, общий виΑ и ΑетаΛи строения. 1–5 – M.caucasicus; 6–11 – M. deltshevi. 1, 3, 11 – гоΛовогруΑь:1 – ΑорсаΛьно, 3, 11 – виΑ спереΑи; 2 – брюшко, ΑорсаΛьно;4–7 – эпигина:4, 6 – вентраΛьно, 5, 7 – ΑорсаΛьно; 8–10 – габитус: 8 – ΑорсаΛьно, 9 – вентраΛьно, 10 – ΑорсоΛатераΛьно. Масштабные Λинейки: 1–2 – 1 мм; 3 – 0.2 мм; 4–7 – 0.1 мм; 8–11 – 0.5 мм.

Fig. 22. Distribution records of Mesiotelus caucasicus (square), M. deltshevi (circle), M. scopensis (black stars; white star is the first record in Turkey), and M. tenuissimus (triangle) in Turkey. Рис. 22. Распространение Mesiotelus caucasicus (кваΑрат), M. deltshevi (круг), M. scopensis (черные звезΑы; беΛая звезΑа – первая нахоΑка в Турции) и M. tenuissimus (треугоΛьник) в Турции.