Title:Relative abundance and autecology of three piscivorous fishes in lakes of the upper basin of Salado River (Buenos Aires Province, Argentina) / Peces piscívoros en lagunas de la cuenca superior del río Salado (Buenos Aires, Argentina): abundancia relativa y autoecología
Title:Probability of Trypanosoma cruzi transmission by Triatoma infestans (Hemiptera: Reduviidae) to the opossum Didelphis albiventris (Marsupialia: Didelphidae)
Title:Cephalobellus lobulata n. sp. (Oxyurida: Thelastomatidae) a Parasite of Neocurtilla claraziana Saussure (Orthoptera: Gryllotalpidae) from Argentina