Title:A second new species for the rare dipsadid genus Caaeteboia Zaher et al., 2009 (Serpentes: Dipsadidae) from the Atlantic Forest of northeastern Brazil
Title:Stilobezzia (Acanthohelea) curvistyla (Diptera: Ceratopogonidae), new association of sexes and redescription of male / Stilobezzia (Acanthohelea) curvistyla (Diptera: Ceratopogonidae), nueva asociación de sexos y redescripción del macho
Title:Description of the male of Stenoterommata uruguai (Araneae: Mygalomorphae: Nemesiidae) from Northeastern Argentina, with notes on its natural history / Descripción del macho de Stenoterommata uruguai (Araneae: Mygalomorphae: Nemesiidae) del noreste de Argentina, con notas sobre su historia natural
Title:Taxonomic revision of the genus Gamochaeta Wedd. (Gnaphalieae, Asteraceae) in Chile / Revisión taxonómica del género Gamochaeta Wedd. (Gnaphalieae, Asteraceae) en Chile
Title:On the type of Schismotherium fractum Ameghino, 1887 (Xenarthra, Folivora, Megatherioidea) from the Early Miocene Santa Cruz Formation (Santa Cruz province, Argentina)
Title:Astyanax tumbayaensis, a new species from northwestern Argentina highlands (Characiformes: Characidae) with a key to the Argentinean species of the genus and comments on their distribution
Title:Polygenis (Polygenis) platensis (Jordan & Rothschild) (Siphonaptera: Rhopalopsyllidae, Rhopalopsyllinae), a New Record in Brazil / Polygenis (Polygenis) platensis (Jordan & Rothschild) (Siphonaptera: Rhopalopsyllidae, Rhopalopsyllinae), um Novo Registro no Brasil