Porcellionides cingendus (Kinahan, 1857)

Fig. 6 C

Porcellio cingendus Kinahan, 1857: 279, figs. 1, 2, 4, 6, 8, 9.

Porcellio (Porcellionides) lusitanorum Arcangeli, 1935 a: 21, figs 13–18.

Metoponorthus (Lusitoniscus) cingendus Vandel, 1946: 274, figs 91–97; Schmölzer 1965: 195, figs 698–699; Schmölzer 1971: 33.

Porcellionides cingendus Schmalfuss, 2003: 240; Gregory et al. 2012: 18; Reboleira et al. 2015; Cifuentes and Da Silva 2024: 4, figs 1, 2 A, 3 A, 4 A – D, 5, tab. 1.

Material examined.

Portugal – Sicó • 54 ♂♂, 58 ♀♀, 2 juvs; 39°58'51.8"N, 8°33'13.1"W; 20.VII.2022; leg. R. P. Eusébio; MSS pitfall trap; MNHNC: MB 11: 001123, 001127, 001128, 001129, 001134, 001143, 001147, 001166 • 18 ♂♂, 38 ♀♀; 19.IX.2022; same data as for preceding; MNHNC: MB 11: 001255, 001257, 001258, 001259, 001262, 001263 • 32 ♂♂, 31 ♀♀; 19.XII.2022; same data as for preceding; MNHNC: MB 11: 001275, 001278, 001282, 001284, 001288 • 30 ♂♂, 6 ♀♀; 20.III.2023; same data as for preceding; MNHNC: MB 11: 001372, 001374, 001376, 001381, 001383 . – Alcobertas • 6 ♂♂, 21 ♀♀; 39°25'46.5"N, 8°54'59.0"W; 21.VII.2022; leg. R. P. Eusébio; MSS pitfall trap; MNHNC: MB 11: 001188, 001197, 001199, 001201 • 13 ♂♂, 58 ♀♀; 20.IX.2022; same data as for precedings; MNHNC: MB 11: 001204, 001211, 001215, 001217 • 34 ♂♂, 46 ♀♀; 20.XII.2022; same data as for preceding; MNHNC: MB 11: 001293, 001297, 001299, 001303 • 56 ♂♂, 23 ♀♀; 01.IV.2023; same data as for preceding; MNHNC: MB 11: 001350, 001352, 001353, 001358 . – Montejunto • 32 ♂♂, 44 ♀♀; 39°10'11.4"N, 9°04'14.8"W; 23.VII.2022; leg. R. P. Eusébio; MSS pitfall trap; MNHNC: MB 11: 001161, 001178, 001180, 001190 • 3 ♂♂, 33 ♀♀; 21.IX.2022; same data as for preceding; MNHNC: MB 11: 001220, 001222, 001226, 001230 • 55 ♂♂, 57 ♀♀, 2 juvs; 21.XII.2022; same data as for preceding; MNHNC: MB 11: 001329, 001338, 001339, 001346 • over 500 specimens (♂ and ♀); 21.III.2023; same data as for preceding; MNHNC: MB 11: 001387, 001393, 001397, 001400, 001403 . – Arrábida • 11 ♂♂, 17 ♀♀, 3 juvs; 38°28'59.2"N, 9°00'09.9"W; 21.VII.2022; leg. R. P. Eusébio; MSS pitfall trap; MNHNC: MB 11: 001136, 001142, 001155, 001171, 001175 • 18 ♂♂, 64 ♀♀, 46 juvs; 20.IX.2022; same data as for preceding; MNHNC: MB 11: 001234, 001236, 001242, 001246 • over 200 specimens (♂ and ♀); 20.XII.2022; same data as for preceding; MNHNC: MB 11: 001307, 001315, 001320, 001325, 001332 • 2 ♂♂, 2 ♀♀, 1 juv.; 22.III.2023; same data as for preceding; MNHNC: MB 11: 001363, 001368 .

Distribution.

United Kingdom, France and Iberian Peninsula.

Ecological notes.

This epigean species can also occur in caves and MSS.

Seasonal patterns in Portuguese MSS habitats.

This species was found in four locations, Sicó, Alcobertas, Montejunto and Arrábida. Specimens were found during all seasons in the four locations. In Sicó there was a steady decrease in abundance from spring to winter, in Alcobertas there was an increase from spring to winter, in Montejunto abundance decreased from spring to summer and then increased until winter (Fig. 7 C). In Arrábida abundance increased steadily until fall and then decreased to exceptionally low numbers in winter (Fig. 7 C).