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de Paggi, S.B.J. and Paggi, J.C. 2011. A new species of Polyarthra Ehrenberg, 1834 belonging to the vulgaris-group (Rotifera: Monogononta: Synchaetidae) from Argentina, with a key to the identification of species in the Neotropical Region. Zootaxa. 2828, 1 (Apr. 2011), 51–57. DOI:https://doi.org/10.11646/zootaxa.2828.1.4.