Iberina mazarredoi Simon, 1881

Růžička, Vlastimil, 2022, A review of the spider genus Iberina (Araneae, Hahniidae), Zootaxa 5133 (4), pp. 555-566 : 560

Iberina mazarredoi Simon, 1881

Figs. 3A , 4A , 5A .

Iberina mazarredoi Simon, 1881 — Simon 1881: p. 127 (descr. ♂ ♀).

I. mazarredoi — Ledoux (2014): p. 32, Figs. 6A–D (♂ ♀).

I. mazarredoi — Fernández-Pérez et al. (2014): p. 80, Figs. 7–9 (♂ ♀).

Material examined. SPAIN: Cantabria, S. Roque de Riomiera, Sima PO-153, 12 Nov 2016, 1 ♂, leg. C. Prieto, M. Gutiérrez and J. A. Noriega ( FC-ZUPV, No. 4194) • Bizkaia, Galdames, Sima Escachabel-2, 30 Nov 2014, 1 ♀, leg. C. Prieto and A. Calvo ( FC-ZUPV, No. 2654) .

Description. ♀ (from Galdames, Spain). CW 0.54 mm. The carapace is pale yellow, and the abdomen is a pale whitish grey. Leg measurements: I: 2.25 (0.66, 0.22, 0.52, 0.44, 0.41); II: 2.14 (0.64, 0.21, 0.47, 0.42, 0.40); III: 1.96 (0.56, 0.20, 0.41, 0.42, 0.37); IV: 2.55 (0.72, 0.21, 0.59, 0.58, 0.45). The vulva has two pairs of small spermathecae, far in the front of the epigastric fold ( Fig. 5A ).

♂ (from S. Roque de Riomiera , Spain): The tibial apophysis starts with a conical narrowing of the tibia and has cuttings ( Fig. 3A ). The tip of the cymbium is rounded and the embolus makes about three turns around the bulbus ( Fig. 4A ) .

Ecology. Exclusively in caves.

Geographic distribution. Endemic to a limited territory in the Basque-Cantabrian Region ( Spain) and in the western part of the Pyrenees Mts. ( France) ( Fernández-Pérez et al. 2014).

Figures

FIGURE 3. Male palpal tibia. A—I. mazarredoi from S. Roque de Riomiera, Spain. B—Iberina microphthalma from Raná, Czechia. C—I. candida from Radotín, Czechia. D—I. montana from Hüls bei Krefeld, Germany. E—I. difficilis from Horní Planá, Czechia. Scale bars, 0.1 mm.

FIGURE 4. Male palp. A—Iberina mazarredoi from S. Roque de Riomiera, Spain. B—I. microphthalma from Raná, Czechia. C—I. candida from Pretzfeld, Germany. D—I. montana from Hüls bei Krefeld, Germany. E—I. difficilis from Horní Planá, Czechia. Scale bars, 0.1 mm.

FIGURE 5. Female vulva. A—Iberina mazarredoi from Galzames, Spain. B—I. microphthalma from Jenišovice-Mravín, Czechia. C—I. candida from Streitberg, Germany. D—I. montana from Hüls bei Krefeld, Germany. E—I. difficilis from Horní Planá, Czechia. Scale bars, 0.1 mm.