Eluma caelata (Miers, 1877)

Fig. 6 H

Armadillidium caelatum Miers, 1877: 665, pl. 7 fig. 3.

Rhacodes inscriptus Eaton, 1882: 360 (not Rhacodes inscriptus C. L. Koch in Rosenhauer 1856: 422).

Eluma purpurascens Budde-Lund, 1885: 48, 294; Preudhomme de Borre 1886: 112; Dollfus 1889 a: 126; Dollfus 1889 b: 306; Dollfus 1896 a: 357; Norman 1899: 69; Verhoeff 1908: 370; Vandel 1946: 357, fig. 158.

Eluma caelatum Arcangeli, 1935 a: 3; Arcangeli 1948: 242; Schmölzer 1965: 303, fig. 1213; Schmölzer 1971: 58; Schmalfuss 2003: 107.

Eluma caelata Gregory et al., 2012: 21, tab. 2, 3; Reboleira et al. 2015: 47; Recuero et al. 2022: 1315, tab. 1; Cifuentes and Da Silva 2023: 29, figs 1 A, 2 A-C, 4 G.

Material examined.

Portugal – Serra de Estrela • 1 ♀; 40°17'22.9"N, 7°35'19.7"W; 20.VII.2022; leg. R. P. Eusébio; MSS pitfall trap; MNHNC: MB 11: 001121 • 1 ♂, 1 ♀; 19.IX.2022; same data as for preceding; MNHNC: MB 11: 001250 • 5 ♂♂, 7 ♀♀; 19.XII.2022; same data as for preceding; MNHNC: MB 11: 001268, 001270, 001271, 001272 • 4 ♂♂, 5 ♀♀; 19.XII.2022; same data as for preceding; MZUF 10034 • 1 ♀; 20.III.2023; same data as for preceding; MNHNC: MB 11: 001347 . – Sicó • 3 ♀♀; 39°58'51.8"N, 8°33'13.1"W; 20.VII.2022; leg. R. P. Eusébio; MSS pitfall trap; MNHNC: MB 11: 001126, 001148, 001163 • 2 ♂♂, 3 ♀♀; 19.IX.2022; same data as for preceding; MNHNC: MB 11: 001251, 001254, 001265, 001267 • 1 ♀; 19.XII.2022; same data as for preceding; MNHNC: MB 11: 001280 • 3 ♀♀; 20.III.2023; same data as for preceding; MNHNC: MB 11: 001369, 001380 . – Alcobertas • 34 ♂♂, 27 ♀♀; 39°25'46.5"N, 8°54'59.0"W; 1.IV.2023; leg. R. P. EusébioEusébio, R. P. leg; MSS pitfall trap; MNHNC: MB 11: 001349, 001359 . – Montejunto • 14 ♂♂, 9 ♀♀; 39°10'11.4"N, 9°04'14.8"W; 23.VII.2022;; MSS pitfall trap; MNHNC: MB 11: 001159, 001182, 001183, 001193 • 1 ♂, 11 ♀♀; 21.IX.2022; same data as for preceding; MNHNC: MB 11: 001221, 001224, 001228 • 11 ♂♂, 4 ♀♀; 21.XII.2022; same data as for preceding; MNHNC: MB 11: 001327, 001336, 001342, 001345 • 38 ♂♂, 26 ♀♀, 1 juv.; 21.III.2023; same data as for preceding; MNHNC: MB 11: 001388, 001391, 001395, 001398, 001401 . – Arrábida • 8 ♂♂, 9 ♀♀; 38°28'59.2"N, 9°00'09.9"W; 21.VII.2022; leg. R. P. Eusébio; MSS pitfall trap; MNHNC: MB 11: 001157 • 1 ♀; 20.XII.2022; same data as for preceding; MNHNC: MB 11: 001311 • 1 ♂, 2 ♀♀; 22.III.2023; same data as for preceding; MNHNC: MB 11: 001367 .

Distribution.

United Kingdom, France, Iberian Peninsula, The Netherlands, Belgium, Morocco, and Western Sahara. It was introduced to Australia (Tasmania) and French Guiana.

Ecological notes.

This epigean species can also be found in caves and MSS.

Seasonal patterns in Portuguese MSS habitats.

This species was found in all locations. In Serra da Estrela, Sicó and Montejunto it was captured during all seasons. In Serra da Estrela abundance increases towards fall then decreases in winter (Fig. 7 H). In Sicó abundance increases toward summer, decreases in fall and increases again in winter (Fig. 7 H). In Montejunto abundance decreases in summer then increases steadily towards winter (Fig. 7 H). In Alcobertas it was captured only in winter (Fig. 7 H). In Arrábida it was captured during spring, fall and winter, with abundance decreasing from its peak in spring towards fall, then increasing slightly in winter (Fig. 7 H).