Currently, the distribution of Brachycephalus hermogenesi (Giaretta and Sawaya, 1998) ranges from the state of Rio de Janeiro to the state of São Paulo. Herein, we report for the first time the occurrence of B. hermogenesi in the state of Paraná, southern Brazil. © 2011 Check List and Authors.711718Cunha, A.K., Oliveira, I.S., Hartmann, M.T., Anurofauna da Colônia Castelhanos, na Área de Proteção Ambiental de Guaratuba, Serra do Mar paranaense, Brasil (2010) Biotemas, 23 (2), pp. 123-134Dixo, M., Verdade, V.K., Herpetofauna da serrapilheira da Reserva do Morro Grande, Cotia, São Paulo (2006) Biota Neotropica, 6 (2), pp. 1-20Frost, D.R., (2010) Amphibian species of the World: An online reference, , http://research.amnh.org/vz/herpetology/amphibia/, Version 5.4 (8 April, 2010), Electronic database accessible at, American Museum of Natural History, New York, USA. Captured on 04 July 2010Giaretta, A.A., Sawaya, R.J., Second species of Psyllophryne (Anura: Brachycephalidae) (1998) Copeia, 1998 (4), pp. 985-987Pimenta, B.V.S., Bérnils, R.S., Pombal, J.P., Amphibia, Anura, Brachycephalidae, Brachycephalus hermogenesi Filling gap and geographic distribution map (2007) Check List, 3 (3), pp. 277-279Silvano, D., Caramaschi, U., Brachycephalus hermogenesi (2008) IUCN Red List of Threatened Species, , http://www.iucnredlist.org, In, IUCN 2010, Version 2010.2, Electronic database accessible at, Captured on 06 August 2010Verdade, V.K., Rodrigues, M.T., Cassimiro, J., Pavan, D., Liou, N., Lange, M.C., Advertisement call, vocal activity, and geographic distribution of Brachycephalus hermogenesi (Giaretta and Sawaya, 1998) (Anura, Brachycephalidae) (2008) Journal of Herpetology, 42 (3), pp. 542-549