Ybytyramoan, a new genus of fireflies (Coleoptera: Lampyridae, Lampyrinae, Photinini) endemic to the Brazilian Atlantic Rainforest, with description of three new species Author Silveira, Luiz Felipe Lima Da Author Mermudes, José Ricardo M. text Zootaxa 2014 3835 3 325 337 journal article 10.11646/zootaxa.3835.3.2 a40c49b1-75a8-489c-a2a1-42807b68ebb3 1175-5326 229041 C8338F48-3E18-477D-A134-11778ABD6781 Key to Ybytyramoan species 1 Antennifer process indistinct ( Fig. 1 ); pronotum widest posteriad ( Fig. 18 ), elytra almost 4x longer than wide ( Fig. 16 ), abdominal sterna VI and VII with lanterns anteriorly rounded, straight posteriad, with posterolateral rounded projections (billycockshaped) ( Fig. 19 ), phallum with anterior margin not indented in dorsal view, with median teeth laterally-oriented ( Figs. 23–25 )...................................................... Ybytyramoan praeclarum Silveira and Mermudes sp. nov. 1' Antennifer process conspicuous ( Fig. 46 ); pronotum with lateral margins subparallel or slightly rounded ( Figs. 28 , 38 ); elytra more than 4x longer than wide ( Figs. 26 , 36 ); abdominal sterna VI and VII with lanterns somewhat rounded ( Figs. 29 , 39 ); phallum with anterior margin indented in dorsal view, median teeth dorsally-oriented ( Figs. 33–35 , 43–45 ).............. 2 2 Labrum strongly indented medially; pronotum slightly projected anteriad, yellowish-brown ( Fig. 28 ); elytrum enlarging toward apex, widest at apical 1/5 ( Fig. 26 ); lanterns as long as 3/4 sterna length ( Fig. 29 )....................................................................................... .. Ybytyramoan diasi Silveira and Mermudes sp. nov. 2' Labrum somewhat straight; pronotum somewhat rounded, light-yellow, disc sometimes pink ( Fig. 38 ); elytrum widest medially ( Fig. 36 ); lanterns almost as long as sterna ( Fig. 39 )........ Ybytyramoan monteirorum Silveira and Mermudes sp. nov.