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FIGURE 2 in Description of a new species of Pareiorhina (Siluriformes: Neoplecostominae) from Rio São Francisco basin

FIGURE 2. (a) Ventral view; small plates covered with odontodes randomly distributed to abdomen. (b) Dorsal view; osteology of the head. Paratype, LBP 11835, c&s, 33.4 mm SL.

FIGURE 1. Pareiorhina cepta, MZUSP 111095, 41.5 in Description of a new species of Pareiorhina (Siluriformes: Neoplecostominae) from Rio São Francisco basin

FIGURE 1. Pareiorhina cepta, MZUSP 111095, 41.5 mm SL, holotype from Córrego do Lavapés, Rio São Francisco basin, municipality of São Roque de Minas, district of São João Batista, Minas Gerais State, Brazil.

FIGURE 5 in Description of a new species of Pareiorhina (Siluriformes: Neoplecostominae) from Rio São Francisco basin

FIGURE 5. Field picture showing type locality of Pareiorhina cepta, Córrego do Lavapés, Rio São Francisco basin, municipality of São Roque de Minas, district of São João Batista, Minas Gerais State, Brazil.

FIGURE 3 in Description of a new species of Pareiorhina (Siluriformes: Neoplecostominae) from Rio São Francisco basin

FIGURE 3. Picture showing the different color pattern of the caudal-fin in species of Pareiorhina. (a) Pareiorhina cepta, (b) P. rudolphi, (c) P. brachyrhyncha, (d) P. c a r ra nc as.

FIGURE 4 in Description of a new species of Pareiorhina (Siluriformes: Neoplecostominae) from Rio São Francisco basin

FIGURE 4. Map showing the collecting site of Pareiorhina cepta in two streams in Rio São Francisco basin, Minas Gerais State. Triangle—20°08'36"S 46°38'21"W, star—20°15'51"S 46°20'57"W.

FIGURE 1. Pareiorhina pelicicei, MZUSP 115495, 47.4 in A new species of the genus Pareiorhina (Teleostei: Siluriformes: Loricariidae) from the upper rio Paraná basin, southeastern Brazil

FIGURE 1. Pareiorhina pelicicei, MZUSP 115495, 47.4 mm SL, holotype from córrego Tamborete, rio Grande basin, municipality of Capitólio, Minas Gerais, Brazil.

FIGURE 3 in A new species of the genus Pareiorhina (Teleostei: Siluriformes: Loricariidae) from the upper rio Paraná basin, southeastern Brazil

FIGURE 3. Map showing the distribution of Pareiorhina species and the type locality of the new species P. pelicicei (black circle) in córrego Tamborete, a tributary of rio Grande, upper Paraná basin, 20°38'38"S 46°10'13"W. Red—upper rio Paraná; Yellow—upper rio São Francisco; Gray—upper rio Doce; Green—rio Paraíba do Sul and small coastal drainages of the Atlantic.

FIGURE 2. Pareiorhina pelicicei, LBP 18990 in A new species of the genus Pareiorhina (Teleostei: Siluriformes: Loricariidae) from the upper rio Paraná basin, southeastern Brazil

FIGURE 2. Pareiorhina pelicicei, LBP 18990, live paratype: a) dorsal view; b) ventral view; and c) lateral view. Photo: Azevedo-Santos VM.

FIGURE 4 in A new species of the genus Pareiorhina (Teleostei: Siluriformes: Loricariidae) from the upper rio Paraná basin, southeastern Brazil

FIGURE 4. Field picture showing type locality of Pareiorhina pelicicei, córrego Tamborete, rio Grande basin, Municipality of Capitólio, Minas Gerais State, Brazil. Photo: Horváth, E.E.

FIGURE 4 in Description of a new species of Pareiorhina (Siluriformes: Loricariidae) from the rio São Francisco basin, Brazil

FIGURE 4. Pareiorhina rosai, live specimen, unknown river, tributary of rio Maranhão, rio Paraopeba, rio São Francisco basin. Photo: Gabriel A. Pereira.

FIGURE 7 in Description of a new species of Pareiorhina (Siluriformes: Loricariidae) from the rio São Francisco basin, Brazil

FIGURE 7. Scatter plot of Principal Component Analysis (PCA) of P. ro s a i. Pink filled squares = females (n = 6); Blue empty squares = males (n = 10). Juveniles lower than 37.0 mm SL were not incl.

FIGURE 2. A in Description of a new species of Pareiorhina (Siluriformes: Loricariidae) from the rio São Francisco basin, Brazil

FIGURE 2. A—Pareiorhina rosai, LBP 19656, 41.9 mm SL, showing a conspicuous cylindric shaped buccal papilla; B—P. cepta, LBP 10287, 39.5 mm SL showing a V-shaped buccal papilla.

FIGURE 5 in Description of a new species of Pareiorhina (Siluriformes: Loricariidae) from the rio São Francisco basin, Brazil

FIGURE 5. Map showing the distribution of P. ro s a i. Red star—type locality at unknown river, a tributary of rio Maranhão, municipality of Congonhas, 20°26'39.6"S 43°53'24.5"W, Minas Gerais State, Brazil. Red circles—paratype localities.

FIGURE 3. Left specimen P in Description of a new species of Pareiorhina (Siluriformes: Loricariidae) from the rio São Francisco basin, Brazil

FIGURE 3. Left specimen P. cepta, paratype, male, LBP 11835, 45.3 mm SL, showing the developed odontodes along head margins. Right specimen P. ro s ai, paratype, male, LBP 19656, 41.9 mm SL, showing the small odontodes along head margins.

FIGURE 1 in Description of a new species of Pareiorhina (Siluriformes: Loricariidae) from the rio São Francisco basin, Brazil

FIGURE 1. Pareiorhina rosai, holotype, MZUSP 118120, male, 47.3 mm SL, tributary of rio Paraopeba, rio São Francisco basin, municipality of Congonhas, Minas Gerais State, Brazil.

FIGURE 6 in Description of a new species of Pareiorhina (Siluriformes: Loricariidae) from the rio São Francisco basin, Brazil

FIGURE 6. Habitat of fast flowing stream water where the new species P. rosai lives associated with the rocks and sand in the bottom of the river. Pictures are from the type locality of the tributary of rio Maranhão, rio Paraopeba drainage, in rio São Francisco basin, 20°26'39.6"S 43°53'24.5"W. Photo: Gabriel A. Pereira.

Figure 5 from: da Costa e Silva G, Roxo F, Oliveira C (2013) Pareiorhina hyptiorhachis, a new catfish species from Rio Paraíba do Sul basin, southeastern Brazil (Siluriformes, Loricariidae). ZooKeys 315: 65-76. https://doi.org/10.3897/zookeys.315.5307

Figure 5 - The Rio Paraíba do Sul basin indicating the type locality of Pareiorhina hyptiorhachis in Ribeirão Fernandes, a tributary of Rio Pomba, Rio Paraíba do Sul basin, 21°14'47"S, 43°34'07"W.

Figure 4 from: da Costa e Silva G, Roxo F, Oliveira C (2013) Pareiorhina hyptiorhachis, a new catfish species from Rio Paraíba do Sul basin, southeastern Brazil (Siluriformes, Loricariidae). ZooKeys 315: 65-76. https://doi.org/10.3897/zookeys.315.5307

Figure 4 - Additional coloration pattern of coloration of Pareiorhina hyptiorhachis, sp. n., LBP 12257, female, 27.2 mm SL.

Figure 2 from: da Costa e Silva G, Roxo F, Oliveira C (2013) Pareiorhina hyptiorhachis, a new catfish species from Rio Paraíba do Sul basin, southeastern Brazil (Siluriformes, Loricariidae). ZooKeys 315: 65-76. https://doi.org/10.3897/zookeys.315.5307

Figure 2 - a Pareiorhina hyptiorhachis, sp. n.,paratype, LBP 12248, 29.2 mm SL, showing the conspicuous postdorsal ridge b Pareiorhina carrancas, LBP 8380, 38.2 mm SL, showing the poorly-developed postdorsal ridge c Pareiorhina rudolphi, LBP 8044, 40.5 mm SL, showing the absence of a postdorsal ridge.

Figure 3 from: da Costa e Silva G, Roxo F, Oliveira C (2013) Pareiorhina hyptiorhachis, a new catfish species from Rio Paraíba do Sul basin, southeastern Brazil (Siluriformes, Loricariidae). ZooKeys 315: 65-76. https://doi.org/10.3897/zookeys.315.5307

Figure 3 - a Pareiorhina carrancas, LBP 8380, 36.5 mm SL, showing the elliptical anterior profile of the head elliptical in dorsal view b Pareiorhina rudolphi, LBP 8044, 42.0 mm SL, showing the elliptical anterior profile of the head in dorsal view c Pareiorhina hyptiorhachis, new species, holotype, MZUSP 111956, 33.6 mm SL, showing the rounded anterior profile of the head in dorsal view.