Los mamíferos del arroyo Perucho Verna, Entre Ríos, Argentina

UDRIZAR SAUTHIER, D. E.; ABBA, A.M.; BENDER, J.B.; SIMON, P.M.

MASTOZOOLOGíA NEOTROPICAL

UNIDAD DE ZOOLOGÍA Y ECOLOGÍA ANIMAL, INSTITUTO ARGENTINO DE INVESTIGACIÓN DE LAS ZONAS ARIDAS, CRICYT, CONICET

Año: 2008 vol. 15 p. 75 - 84

0327-9383

Mammals of Perucho Verna stream, Entre Ríos province, Argentina are listed. The study area is located in the midle-east of Entre Ríos; fitogeograpically, the region is included in the Chaquean Dominion of the Pampean Province, with relicts of the nearest El Espinal Province and influenced by the Paranaese Province throught the galery forest of the streams. Eight field works were carried out (including trapping, owls pellets analysis, observation transects, indirect evidences, interviews and collection of vegetal species) . Seven vegetal associations were detected: culture field, pasture, shrubland, xerophilic forest, scrubland, galery forest and exotic forest. In these associations were found 33 mammal species (28 natives and 5 exotics) grouped in the families Cricetidae (6 spp.), Didelphidae (3 spp.), Mustelidae (3 spp.), Molossidae (3 spp.), Vespertilionidae (2 spp.), Canidae (2 spp.), Muridae (2 spp.), Felidae (1 sp.), Dasipodidae (1 sp.), Phyllostomidae (1 sp.), Hydrochaeridae (1 sp.), Octodontidae (1 sp.), Procionidae (1 sp.), Caviidae (1 sp.), Chinchillidae (1 sp.), Myocastoridae (1 sp.), Leporidae (1 sp.) and Cervidae (1 sp.). Considering that the major part of Entre Ríos province has became in culture and livestock fields, is important remarks the paper asumed by the environments of Perucho Verna stream, likewhise the hundred of small riverbeds that cut the province, in the preservation of mammal assemblages, since is in these streams where still remains- although very poors- lot of the original environments.