Notes on the Systematics, Distribution and Natural History of the South American Lungfishes in the genus Lepidosiren Fitzinger 1837 (Dipnoi: Lepidosirenidae) [Note: Final sequence of authorship yet to be established according to input on this first draft] William E. Bemis (WEB) 1 , Cristina Cox Fernandes (CCF) 1,2 , Ricardo Correa e Castro (RCC) 3 , Jansen A.S. Zuanon (JASZ) 2 , Lucia Rapp Py-Daniel (LRPD) 2 , José Alves-Gomes (JAG) 2 , Geraldo Mendes dos Santos (GMS) 2 , Francisco A. Machado (FAM) 4 and Luiz R. Malabarba (LRM) 5 For submission to Neotropical Ichthyology pending revisions and comments from authors November 20, 2003 Corresponding author: William E. Bemis wbemis@bio.umass.edu 1 Department of Biology, University of Massachusetts, Amherst, MA 01003 USA 2 Coordenação de Pesquisas em Biologia Aquática, Instituto Nacional de Pesquisas da Amazônia, Manaus, AM, Brasil 3 Departamento de Biologia, Universidade de São Paulo de Ribeirão Preto 4 Universidade do Mato Grosso, Cuiabá, Brasil 5 Universidade Federal do Rio Grande do Sul, Porto Alegre, Brasil.