Butterflies (Lepidoptera, Papilionoidea and Hesperioidea) of the “Baixada Santista” region, coastal São Paulo, southeastern Brazil Ronaldo Bastos Francini1, Marcelo Duarte2, Olaf Hermann Hendrik Mielke3, Astrid Caldas4 & André Victor Lucci Freitas5 1Curso de Ciências Biológicas, Universidade Católica de Santos, Campus D. Idílio José Soares, Av. Conselheiro Nébias, 300, 11065-902 Santos-SP, Brasil.
[email protected] 2Museu de Zoologia da Universidade de São Paulo, Avenida Nazaré 481, 04263–000 São Paulo-SP, Brasil.
[email protected] 3Departamento de Zoologia, Universidade Federal do Paraná, Caixa Postal 19020, 81531–980 Curitiba-PR, Brasil.
[email protected] 4Department of Entomology, National Museum of Natural History, Smithsonian Institution, PO Box 37012 NHB Stop 127, Washington, DC, 20013–7012 USA.
[email protected] 5Departamento de Biologia Animal and Museu de Zoologia, Instituto de Biologia, Universidade Estadual de Campinas, Caixa Postal 6109, 13083–970 Campinas-SP, Brasil.
[email protected] (corresponding author) ABSTRACT. Butterflies (Lepidoptera, Papilionoidea and Hesperioidea) of the “Baixada Santista” region, coastal São Paulo, south- eastern Brazil. A list with 538 species of butterflies recorded in the Baixada Santista, São Paulo (SE Brazil) is presented. Standard sampling protocols (i.e. with entomological nets) were followed. Baited traps were installed for fruit feeding species. Data from the literature and entomological collections were also considered in the total estimated species richness. The species richness recorded in the Baixada Santista region represents about 16% of the Brazilian butterfly fauna, and 34% of the known butterfly fauna for the state of São Paulo. The present list contains an appreciably higher number of species in comparison to other lists from similar biomes farther south, such as Blumenau in Santa Catarina, and Maquiné in Rio Grande do Sul.