FIGURE 9 in A Pliocene goodeid fish of the Paleolake Amajac, Sanctórum, Hidalgo, Mexico

FIGURE 9. Left sagittal otolith of Paleocharacodon guzmanae gen. and sp. nov., IGM 13119, a male specimen from the Pliocene Paleolake Amajac deposits in Sanctórum, Hidalgo, Mexico, observed through SEM. Abbreviations: AH, antirostrum height; AL, antirostrum length; DL, dorsal length; ea, exisura angle; maximum height; ML+RL, total length; ML, medial length; pa, posterior angle; pva, posteroventral angle; RH, rostrum heigh; RL, rostrum length; VL, ventral Length (See Table 3).