Title:Potential responses of oligochaetes (Annelida, Clitellata) to global changes: experimental fertilization in a lowland stream of Argentina (South America)
Title:Digenean parasites of Cariama cristata (Aves, Gruiformes) from Formosa Province, Argentina, with the description of a new species of the genus Strigea
Title:Helminth parasites of four species of strigiform birds from Central and
Northeastern Argentina / Helmintos parásitos de cuatro especies de aves Strigiformes del Centro y Noreste de la Argentina
Title:Correlacion evolutiva de caracteres bioquímicos en un anuro alto-amazónico: Leptodactylus vilarsi Melin / Evolutive correlation of biocliemical characters in a high-amazo- nic anuran: Leptodactylus vilarsi Melin
Title:Herpetología patagónica IV: distribución geográfica y diferenciación serológica poblacional de Pleurodema bufonina (Bell) / Geographical distribution of Pleurodema bufonina (Bell) and serological differentiation of its Patagonian populations
Title:How the fluctuations of water levels affect populations of invasive bivalve Corbicula fluminea (Müller, 1774) in a Neotropical reservoir? / Como a flutuação dos níveis da água afetam as populações do bivalve invasor Corbicula fluminea (Müller, 1774) em um reservatório neotropical?