Barrasso, Diego A., Rodrigo Cajade, Santiago J. Nenda, Gabriel Baloriani and Raúl Herrera. 2009. Introduction of the American bullfrog Lithobates catesbeianus (Anura: Ranidae) in natural and modified environments: and increasing conservation problem in Argentina. South American Journal of Herpetology. 4 (1): 69-75.Brandão, Reuber A., Guilherme F. R. Alvares, Allan Crema and Gláucia J. Zerbini. 2009. Natural history of Phyllomedusa centralis Bokermann 1965 (Anura: Hylidae: Phyllomedusinae): tadpole and calls. South American Journal of Herpetology. 4 (1): 61-68. [reuberbrandao@yahoo.com.br]
Marques, Otavio A. V., Selma M. Almeida-Santos, Murilo Rodrigues and Ricardo Camargo. 2009. Mating and reproductive cycle in the neotropical colubrid snake Chironius bicarinatus. South American Journal of Herpetology. 4 (1): 76-80. [otaviomarques@butantan.gov.br]
Moravec, JirÃ, Illich A. Tuanama, Pedro E. Perez and Edgar Lehr. 2009. A new species of Scinax (Anura: Hylidae) from the area of Iquitos, Amazonian Peru. South American Journal of Herpetology. 4 (1): 9-16. [jiri.moravec@nm.cz]
Moresco, Rafaela M. and Classius de Oliveira. 2009. A comprative study of the extracutaneous pigmentary system in three anuran amphibian species evaluated during the breeding season. South American Journal of Herpetology. 4 (1): 1-8. [rafaelabiologia@yahoo.com.br]
Muelleman, Peter J., Lauren A. White, Robert W. Henderson and Robert Powell. 2009. Activity patterns of Alsophis sibonius and Liophis juliae (Dipsadidae) in Cabrits National Park, Dominica, West Indies. South American Journal of Herpetology. 4 (1): 55-60. [robert.powell@avila.edu]
Murphy, Robert W., Christopher Blair and Fausto R. Méndez de la Cruz. 2009. A new species of Leaf-toed gecko, genus Phyllodactylus (Squamata: Gekkota: Phyllodactylidae) from Guerrero, Mexico. South American Journal of Herpetology. 4 (1): 17-24. [bob.murphy@utoronto.ca]
Pratihar, Suman and Jayanta K. Kundu. 2009. Increased serum magnesium and calcium and their regulation during hibernation in the Indian common toad, Duttaphrynus melanostictus (Schneider, 1799). South American Journal of Herpetology. 4 (1): 51-54. [pratihar_vu@yahoo.co.in]
Scartozzoni, Rodrigo R., Maria da Graça Salomão and Selma M. Almeida-Santos. 2009. Natural history of the vine snake Oxybelis furgidus (Serpentes, Colubridae) from Brazil. South American Journal of Herpetology. 4 (1): 81-89. [rodrigobuta@yahoo.com.br]
Tarano, Zaida. 2009. Structure of transient vocal assemblages of Physalaemus fischeri (Anura, Leiuperidae); Calling site fidelity and spatial distribution of males. South American Journal of Herpetology. 4 (1): 43-50. [zaida.tarano@ciens.ucv.ve]