Species;"Morphology of the apical piece";"Distribution of ranks of scales1";"Range of scale ranks2";"Incomplete plicae";"Number of oncopods" "E. acacioi";Spherical;Asymetrical;"2 or 3";Present;"24–26 (♂); 26–29 (♀)" "E. adenocryptus";Conical;Asymetrical;"2 or 3";Present;"26 and 27 (♂); 28–30 (♀)" "E. brasiliensis";Conical;Symetrical;2;Absent;"29 (♂); 31 and 32 (♀)" "E. cratensis";Spherical;Asymetrical;"2 or 3";Absent;"30–33 (♂); 33–34 (♀)" "E. diadenoproctus";Conical;Asymetrical;"2 or 3";Present;"26–28 (♂); 29 and 30 (♀)" "E. machadoi";Conical;Asymetrical;"2 or 3";Present;"27–29 (♂); 28–31 (♀)" "E. ohausi";Spherical;Asymetrical;3;Present;"26–28 (♂); 27–29 (♀)" "E. paurognostus";Conical;Asymetrical;"2 or 3";Present;"26 and 27 (♂); 27–29 (♀)" "E. tucupi";Conical;–;–;Absent;"34 and 35 (♀)" "E. beckeri sp. nov.";"Conical reduced";Symetrical;1;Present;"28–30 (♀)" "E. hyperbolicus sp. nov";"Spherical robust";Asymetrical;3;Present;"23 (♂); 24 and 25 (♀)" "E. lucerna sp. nov.";Conical;Asymetrical;2;Present;"27–29 (♂); 29–31 (♀)" "E. marajoara sp. nov.";Conical;Asymetrical;2;Present;"27 (♂); 31 (♀)" "E. titanicus sp. nov.";"Conical reduced";Symetrical;1;Present;"36 and 38 (♂); 36–39 (♀)"