Contribution to the knowledge of the arthropods community inhabiting the winter-flooded meadows (marcite) of northern Italy Author Della Rocca, Francesca Department of Earth and Environmental Sciences, University of Pavia, Via Ferrata 1, Pavia, Italy fdellarocca@gmail.com Author Stefanelli, Silvia https://orcid.org/0000-0001-6206-6070 Via Ugo Foscolo 14, 24127, Bergamo, Italy Author Cardarelli, Elisa Department of Earth and Environmental Sciences, University of Pavia, Via Ferrata 1, Pavia, Italy Author Bogliani, Giuseppe Department of Earth and Environmental Sciences, University of Pavia, Via Ferrata 1, Pavia, Italy Author Bracco, Francesco Botanical Garden, University of Pavia, Via S. Epifanio 14, Pavia, Italy & Department of Earth and Environmental Sciences, University of Pavia, Via Ferrata 1, Pavia, Italy text Biodiversity Data Journal 2021 2021-01-25 9 57889 57889 http://dx.doi.org/10.3897/BDJ.9.e57889 journal article http://dx.doi.org/10.3897/BDJ.9.e57889 1314-2828-9-e57889 F82885F715A9515B9DFC70A66F26DFF7 Arpedium quadrum Gravenhorst, 1806 Distribution Europe and Russian species ( ITIS Species 2000 2020 ). The presence of this species is reported only for northern Italy including: Friuli Venezia Giulia, Veneto, Trentino-Alto Adige, Lombardia, Val d'Aosta, Piemonte, Liguria and Emilia-Romagna ( Ruffo and Stoch 2005 ). Notes Lives on banks, riverbanks, marshy areas ( Phragmitetum , Caricetum ), wetlands, damaged marshy areas, rural settlements, sandy small areas and wetlands near source ( Zanetti et al. 2016 ).