1	Elytral apices dark brown, darker than rest of elytra. Apex of median lobe of aedeagus in ventral view with low, slightly channeled ridge separating two wide and shallow impressions lateral of it. Apex in lateral view with distinct knob facing ventrally	Chanealtica cuevas
–	Elytral apices light ochre, as light as rest of elytra. Apex of median lobe of aedeagus in ventral view without low ridge, or if ridge present, its is not chanelled	2
2(1)	Pronotum with lateral margins slightly convex, at base more so than at apex. Median lobe of aedeagus in ventral view relatively narrow. Apex of median lobe of aedeagus in ventral view with low, not channeled ridge ending into shallow impression lateral and behind it. Two elongate and shallow impressions situated on sides of apical part of median lobe (Fig. 19)	Chanealtica ellimon
–	Pronotum with lateral margins nearly straight, at base wider than at apex. Median lobe of aedeagus in ventral view relatively wide. Apex of median lobe of aedeagus in ventral view without ridge, but with wide and shallow impression (Fig. 29)	Chanealtica maxi