Fig. 2
From: Otoliths of the Gobiidae from the Neogene of tropical America
Location plate of Ecuador, based on the geological map of Ecuador (Baldock, 1982). Formation abbreviations: Q, Quaternary; ST, San Tadeo FM (Pleistocene); TA, Tablazo FM (Pleistocene); CA, Canoa FM (Pleistocene); BO, Borbon/Upper Onzole FM (Pliocene); ON, (lower) Onzole FM (Upper Miocene, Messinian); AN, Angostura FM (Upper Miocene, Tortonian); VI, Viche FM (Middle Miocene)