Fig. 2. Samples of some of the freshwater fish species of the Brazilian coastal drainages: a. Microglanis cottoides ((Boulenger, 1891) UFRGS 20930; 43.2 mm SL, standard length), b. Heptapterus sp. (UFRGS 20970; 89.2 mm SL), c. Phalloceros sp. (UFRGS 18596; 22 mm SL), d. Deuterodon singularis Lucena & Lucena, 1992 (UFRGS 20728; 59.6 mm SL), e. Scleromystax barbatus ((Quoy & Gaimard, 1824) UFRGS 18832; 65 mm SL), f. Pareiorhaphis splendens ((Bizerril, 1995) UFRGS 20971; 57.4 mm SL), g. Spintherobolus ankoseion Weitzman & Malabarba, 1999 (UFRGS 20923; 23.7 mm SL), h. Cyphocharax santacatarinae ((Fernández-Yépez, 1948) UFRGS 20918; 46.9 mm SL), i. Corydoras ehrhardti Steindachner, 1910 (UFRGS 20938; 50 mm SL), j. Mimagoniates lateralis ((Nichols, 1913) UFRGS 20488; 30.5 mm SL), k. Trichomycterus cf. cubataonis Bizerril, 1994 (UFRGS 20937; 30 mm SL), l. Parotocinclus maculicauda ((Steindachner, 1877) UFRGS 20932; 44.1 mmSL), m. Probolodus oyakawai Santos & Castro, 2014 (UFRGS 18752; 45 mm SL), n. Mimagoniates rheocharis Menezes & Weitzman, 1990 (UFRGS 20808; 54.2 mm SL), o. Geophagus brasiliensis ((Quoy & Gaimard, 1824)UFRGS 20919; 72.5 mm SL), p. Characidium pterostictum Gomes, 1947 (UFRGS 18563; 55 mm SL), q. Oligosarcus hepsetus ((Cuvier, 1829) UFRGS 18571; 65 mm SL), r. Atlantirivulus cf. luelingi ((Seegers, 1984) UFRGS 21033; 31.5 mm SL), s. Gymnotus pantherinus ((Steindachner, 1908) UFRGS 20928; 186 mm SL), and t. Pseudotothyris ignota Martins, Britski & Langeani, 2014 (UFRGS 20934; 33.2 mm SL). Photo credits: Tiago P. Carvalho.