A new species of Idona DeLong (Hemiptera: Cicadellidae: Typhlocybinae) from Mexico, with an annotated list of species Author Pinedo-Escatel, J. A. Author Blanco-Rodríguez, E. text Zootaxa 2016 4114 3 320 330 journal article 39007 10.11646/zootaxa.4114.3.7 a3fc7bb2-eab7-4914-93f8-ffa9b74ccc53 1175-5326 265584 1283FAF7-70F3-4962-A060-844A8E2C701B Key to Mexican species of Idona (males) 1 Aedeagus without basal processes ( Ruppel & DeLong 1952, fig. 4 ).................. eborolora Ruppel & DeLong 1952 - Aedeagus with basal processes...........................................................................2 2 Aedeagal shaft with posterior margin arcuate and distant from base of basal processes; atrium large ( Ruppel & DeLong 1952, fig. 6 )................................................................... .. ferrugina Ruppel & DeLong 1952 - Aedeagal shaft curved dorsal and close to base of basal processes; atrium short.................................... 3 3 Aedeagal shaft very broad in lateral view through most of length with thin, arcuate apical extension ( Ruppel & DeLong 1952, fig. 7 )..................................................................... reflexa Ruppel & DeLong 1952 - Aedeagal shaft relatively narrow and without thin arcuate apical extension........................................4 4 Pygofer without apical hooks............................................................................ 5 - Pygofer with apical hooks ( Figs. 1 and 13 )..................................................................6 5 Aedeagal shaft in lateral view more than 3 times longer than wide; processes not twisted ( Ruppel & DeLong 1952, fig. 1 )................................................................................ usitata Ruppel & DeLong 1952 - Aedeagal shaft in lateral view less than 2 times longer than wide; processes with apices broad, twisted ( Ruppel & DeLong 1952, fig. 5 )............................................................... parallela Ruppel & DeLong 1952 6 Aedeagus in lateral view with posterior margin between shaft and basal processes either very narrow or linear, not angulate ( Fig. 6 , and Ruppel & DeLong 1952 , fig. 3)................................................................7 - Aedeagus in lateral view with posterior margin between basal processes and shaft broad and distinctly angulate ( Ruppel & DeLong 1952, fig. 2 )......................................................... biforma Ruppel & DeLong 1952 7 Aedeagus without posterior process arising near shaft midlength ( Fig. 14 )........................................ 8 - Aedeagus with posterior process arising near shaft midlength ( Fig. 6 ).................................................................................................... .. dmitrievi Pinedo-Escatel & Blanco-Rodríguez , sp. nov. 8 Body length> 3 mm ; pygofer apex falcate, process elongate ( Ruppel & DeLong 1952, fig. 3 ).................................................................................................... gigantica Ruppel & DeLong 1952 - Body length < 3 mm ; pygofer apex rounded, process short ( Fig. 14 , and Young 1952 , fig. 59)........ minuenda ( Ball 1921 )