Title:Secondary production of Chasmagnathus granulatus (Crustacea; Decapoda) in a Ramsar Site from Argentina / Produção secundária de Chasmagnathus granulatus (Crustacea; Decapoda) em um sítio Ramsar da Argentina
Title:Pisces, Atheriniformes, Atherinopsidae, Odontesthes perugiae Evermann and Kendall, 1906: Distribution extension, new records and geographic distribution map for the species
Title:First data of Iberian Nematomorpha, with redescription of Gordius aquaticus Linnaeus, G. plicatulus Heinze, Gordionus wolterstorffii (Camerano) and Paragordius tricuspidatus (Dufour)
Title:Actualización sobre el estado del apostadero de lobo marino de un pelo sudamericano (Otaria flavescens) en la Isla Trinidad, estuario de Bahía Blanca, Argentina / Update on the status of South American Sea Lion (Otaria flavescens) colony from Trinidad Island, Bahía Blanca estuary, Argentina.
Title:Nest predation by arboreal snakes on cavity nesting-birds in dry Chaco woodlands / Depredación por serpientes arborícolas en aves nidificantes de cavidades en los bosques del Chaco Seco
Title:Las especies del género Gyropus Nitzsch, 1818 (Phthiraptera: Gyropidae) parásitas de Octodontidae (Mammalia: Rodentia) / The species of the genus Gyropus Nitzch, 1818 (Phthiraptera: Gyropidae) parasitic on the Octodontidae (Mammalia: Rodentia)
Title:Description of a new species of the Neotropical cichlid genus Gymnogeophagus Miranda Ribeiro, 1918 (Teleostei: Cichliformes) from the Middle Paraná basin, Misiones, Argentina