Fishes from the Tirimbina Biological Reserve, La Virgen de Sarapiquí, Heredia, Costa Rica Author Angulo, Arturo Author Naranjo-Elizondo, Beatriz Author Rojas, Emmanuel Author Ley-López, Juan Manuel text Check List 2017 2017-10-27 13 5 683 702 http://dx.doi.org/10.15560/13.5.683 journal article 10.15560/13.5.683 1809-127X (17) Agonostomus monticola ( Bancroft 1834: 367 ) ; Mountain mullet (En), Tepemechín (sp) Figure 5A Body elongate, robust, fusiform; mouth about terminal; fins with strong spines; 2 dorsal fins; second dorsal fin rays 9; anal fin rays 10; caudal fin forked; general col- oration gray olive, darker dorsally, and paler, usually yel- lowish white ventrally; dark scale edges form crisscross lines on upper body; fins usually yellowish; maximum body length ca 300 mm SL.