Four new species of Phoenicagrion von Ellenrieder, 2008 from Brazil (Odonata, Coenagrionidae) Author Machado, Angelo B. M. text Zootaxa 2010 2517 44 52 journal article 10.5281/zenodo.196156 4130634e-6f34-42c2-85d8-4600415bcd7e 1175-5326 196156 Key to females of Phoenicagrion 1. Hind prothoracic lobe with latero-basal tufts of hairs on well-developed lateral lobes ( Figs 9, 11 )............................ 2 1´. Hind prothoracic lobe with no tufts of hairs and no lateral lobes ( Figs. 2, 4, 7 ). ......................................................... 3 2. Hind prothoracic lobe with differentiated hind border chitinized, lateral lobes well-developed ( Fig. 9 ) ........ P. k a r a j a 2´. Hind prothoracic lobe with differentiated hind border not chitinized, lateral lobes poorly developed ( Fig. 11 ). .......... ................................................................................................................................................................... P. megalobos 3. Hind prothoracic lobe subrectangular ( Fig. 7 ).............................................................................................. P.paulsoni 3´. Hind prothoracic lobe rounded ( Fig. 2 ) ........................................................................................................................ 4 4. Wings hyaline ............................................................................................................................................. P.flammeum 4´. Wings flavescent ......................................................................................................................................... P. flavescens