Posterior margins of scales denticulated; teeth more or less as wide as gaps between
them; lower gill rakers 54 to 96 (Fig. 26a) . . . . . . . . . . . . . . . .Anodontostoma chacunda
12b. Posterior margins of scales denticulated; teeth much wider than gaps between them;
lower gill rakers numerous (100 to 166) (Fig. 26b)