New records of Cyathea atrovirens (Langsd. & Fisch.) Domin (Cyatheaceae) from Argentina

by Ernesto Krauczuk, Gonzalo Marquez, Héctor Keller
Published 2015-07-01

Amphibia, Anura, Bufonidae, Melanophryniscus devincenzii Klappenbach, 1968: first record for Corrientes Province, Argentina

by Juan Boeris, Juan Ferro, Ernesto Krauczuk, Diego Baldo
Published 2010-08-01

Aleuas uruguayensis Carbonell (Orthoptera, Acrididae, Copiocerinae): novel occurrence in the Paranaense biogeographic province

by Alberto TAFFAREL, Elio R. D. CASTILLO, Fernando N. ACUÑA, Ernesto KRAUCZUK, Federico MARANGONI, Dardo A. MARTÍ
Published 2014-01-01