77 

 36.(34') Pronotum with 2 free rectangular spots; lacking 



sutural spot near elytral apex (Fig. 64) 



episcaphulinus Gorham 



36'. Pronotum with 1 transverse spot; with a sutural spot 



near the elytral apex (Fig. 65) collatinus Crotch 



37.(32') Pronotum with 2 free spots, base at most with thin 



black margin, rarely with anterior spots 38 



37'. Pronotum variously marked with 2-4 discal spots, other 



markings variously connected to margins 42 



38.(37) Scutellar spot narrowly connected to elytral base at 



scutellum, connection narrower than the spots' width 



(Figs. 66-67) elegantulus Lacordaire 



38'. Scutellar spot broadly connected to elytral base, 



connection same width as spot 39 



39.(38') Humeral and scutellar spots usually separated; 



scutellar spot broadly connected to suture; antennomere 



IX rounded or angled at base, not triangular 40 



39'. Humeral and scutellar spots connected, appearing as 



one, separated from suture; antennomere IX triangular 



(Fig. 24) vespertilio Lacordaire 



40. (39) Head entirely red; humeral spot not connected to 



elytral base 41 



40'. Head with at least base black; humeral spot connected 



to elytral base, often connected to scutellar spot 



(Figs . 68-69) chacojae Gorham 



41.(40) Central elytral band broken into round spots (Figs. 



70-71) scutellaris Gorham 



