Current knowledge on Mexican tardigrades with a description of Milnesium cassandrae sp. nov. (Eutardigrada: Milnesiidae) and discussion on the taxonomic value of dorsal pseudoplates in the genus Milnesium Doyère, 1840 Author Moreno, Antonio Author Roszkowska, Milena Author García, Mario Alberto Author Flores, José Juan Author Kaczmarek, Łukasz text Zootaxa 2019 2019-11-04 4691 5 501 524 journal article 24986 10.11646/zootaxa.4691.5.5 864e2b8d-c2da-4a20-9fbf-02bcb20be24a 1175-5326 3527562 0684AE18-0510-4F7B-B75D-AE5177FBF2A2 Astatumen trinacriae ( Arcidiacono, 1962 ) Terra typica: Italy (Europe). Material examined: 27 specimens : 1.2 km E of La Peñita ( 25°20′44.31′′N , 100°22′05.22′′W , ca. 2370 m asl ), Santiago , Nuevo Leon , Mexico . Moss on soil, coll. Mario Alberto Garcia Aranda , 9 February 2015 . One specimen: 7 km E of Agua de los Frijoles ( 28°57’ 42.952”N , 102°34’ 43.228”W , ca. 2263 m asl ), Sierra Maderas del Carmen , Ocampo , Coahuila , Mexico . Moss on tree ( Quercus sp.) coll. Jonas A. Delgadillo Villalobos , 19 December 2016 . Comments: Our specimens correspond well with the definition of this species proposed by Dastych (1988) . Astatumen trinacriae has a mainly Holarctic distribution ( Kaczmarek et al . 2014 ; McInnes 1994 ) but can be confused with Ast. bartosi ( Węglarska, 1959 ) ( Zawierucha et al. 2014 ) . This is a new record for Mexico .