Cheiracanthium sistani Zamani & Marusik, 2025

Cheiracanthium sistani Zamani & Marusik , sp. nov.

Figs 2G‒H View FIGURE 2 , 5D View FIGURE5

Type material. Holotype ♀ ( ZMUT), IRAN: Sistan & Baluchistan Prov.: Nimruz, Talab, 31°08'29.0"N 61°19'29.0"E, 30 m, 7.04.2021 (F. Minab). GoogleMaps

Etymology. The specific epithet is a noun in apposition, referring to a dialect continuum of the Persian language spoken by Sistani people in Iran and Afghanistan.

Diagnosis. The female of the new species is somewhat similar to that of C. campestre Lohmander, 1944 in having several coils of insemination ducts anterior to the fovea. However, it differs by having elongated receptacles (Re) rather than round ones (cf. Fig. 2G View FIGURE 2 and Hänggi & Stäubli 2012: fig. 4).

Description. Female (holotype). Habitus as in Fig. 5D View FIGURE5 . Total length 4.67. Carapace 2.50 long, 1.75 wide. Eye sizes: AME: 0.15, ALE: 0.14, PME: 0.12, PLE: 0.13. Carapace and sternum yellowish brown; chelicerae, labium and maxillae light brown. Chelicerae each with 2 pro- and 2 retromarginal teeth. Palps and legs light yellow, distally brown. Abdomen pale greyish beige, with faint grey median stripe dorsally. Spinnerets light brown. Measurements of legs: I: 9.83 (2.57, 1.01, 2.46, 2.51, 1.28), II: 6.27 (1.75, 0.83, 1.43, 1.55, 0.71), III: 5.01 (1.43, 0.66, 1.06, 1.26, 0.60), IV: 7.24 (1.94, 0.88, 1.63, 2.09, 0.70).

Epigyne as in Fig. 2G‒H View FIGURE 2 ; plate ~ 1.25x wider than long; atrium round; insemination ducts (Id) initially membranous forming 2 coils directed anteriorly, followed by 2 well-sclerotized coils directed toward receptacles; receptacles (Re) elongate.

Male. Unknown.

Distribution. Known only from the type locality in Sistan & Baluchistan, southeastern Iran.