ARIIDAE

Sánchez, Alberto J., Álvarez-Pliego, Nicolás, Espinosa-Pérez, Héctor, Florido, Rosa, Macossay-Cortez, Alberto, Barba, Everardo, Salcedo, Miguel Ángel & Garrido-Mora, Arturo, 2019, Species richness of urban and rural fish assemblages in the Grijalva Basin floodplain, southern Gulf of Mexico, Cybium 43 (3), pp. 239-254 : 252

ARIIDAE

1a. One patch of palatine teeth on each side; fleshy papillae in lateral and mesial surfaces of first two gill arches; maxillary barbel long, extends beyond gill opening....................................................... Cathorops aguadulce ( Fig. 4.5 ) 1b. Palatine teethless; without fleshy papillae; maxillary barbel short, not reaching gill opening............. Potamarius nelsoni

Figures

Figure 4. – Fish distributed in the Villahermosa city and rural areas in the Grijalva floodplain. 1 – Dorosoma anale, 2 – D. petenense, 3 – Astyanax finitimus, 4 – Pterygoplichthys spp., 5 – Cathorops aguadulce, 6 – Rhamdia guatemalensis, 7 – Cincelichthys pearsei, 8 – Cribro- heros robertsoni, 9 – Mayaheros urophthalmus, 10 – Oreochromis niloticus. 11 – Oscura heterospila, 12 – Parachromis friedrichsthalii, 13 – Parachromis managuensis, 14 – Vieja bifasciata, 15 – V. melanurus, 16 – Hyporhamphus mexicanus, 17 – Strongylura hubbsi, 18 – Ophisternon aenigmaticum, 19 – Centropomus undecimalis, 20 – Diapterus auratus, and 21 – Eugerres mexicanus.