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Fig. 8 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 8. Parodon magdalenensis, Holotype, ICN 17099, 108.6 mm SL, Colombia, Caldas, Norcasia, La Miel River at escape tunnel, middle Magdalena River drainage.

Fig. 7 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 7. Parodon caliensis, Lectotype, BMNH 1895.11.16.83, 57 mm SL, Colombia, Cali River, tributary of Cauca River (photo by James Maclaine, BMNH).

Fig. 6 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 6. Dorsal view of Parodon buckleyi, AMNH 233262, 66.3 mm SL, showing diagnostic pigmentation pattern of predorsal region.

Fig. 4 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 4. Parodon atratoensis, Holotype, ICN 17100, 107.5 mm SL. Colombia, Atrato River system, upper Neguá River, Neguá, Chocó.

Fig. 3. Parodon apolinari, IAvH 3438 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 3. Parodon apolinari, IAvH 3438; 101.9 mm SL. Colombia, Orinoco basin, Chiquito River at bridge on the Villao-Yopal road.

Fig. 2 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 2. Distribution of Parodon species in Colombia. Parodon apolinari (star); P. buckleyi (square); P. caliensis (diamond); P. pongoensis (pentagon); P. suborbitalis (circle); P. alfonsoi (arrow up); P. magdalenensis (triangle); P. atratoensis (X). Each symbol may represent more than one locality. Open symbols represents type locality of each species.

Fig. 1 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 1. Parodon alfonsoi, Holotype, CIUA 1125, 103.4 mm SL. Colombia, Tucuy River, tributary of the Calenturitas River, lower Magdalena, La Jagua de Ibiricó.

Fig. 6 in Rhinolekos, a new genus with three new species of Hypoptopomatinae (Siluriformes: Loricariidae) from upper rio Paraná

Fig. 6. Rhinolekos schaeferi, holotype, MCP 26939, 35.4 mm SL, male, córrego Fazenda at Chácara Fernanda, rio Paranaíba drainage, Alexânia, Goiás State, Brazil.

Fig. 1 in Rhinolekos, a new genus with three new species of Hypoptopomatinae (Siluriformes: Loricariidae) from upper rio Paraná

Fig. 1. Anterior portion of axial skeleton and dorsal-fin supports (left side, lateral view). a) Rhinolekos britskii, DZSJRP 6489, 28.0 mm SL. b) Rhinolekos garavelloi, DZSJRP 10477, 30.4 mm SL. c) Rhinolekos schaeferi, DZSJRP 12192, 36.5 mm SL. Scale bar = 1 mm. Vertebrae counts included five from the Weberian apparatus. RV6 = rib of sixth vertebra; PX2-3 = compound proximal and medial radial 2-3; SN+PX1 = compound supraneural first dorsal-fin proximal radial; SP1 = first dorsal-fin spinelet; SP2 = second dorsal-fin spine; V6-12 = vertebrae 6-12.

Fig. 5 in Rhinolekos, a new genus with three new species of Hypoptopomatinae (Siluriformes: Loricariidae) from upper rio Paraná

Fig. 5. Rhinolekos garavelloi, holotype, DZSJRP 10479, 31.4 mm SL, male, stream at Fazenda Lageado, rio Paranaíba drainage, Caldas Novas, Goiás State, Brazil.

Fig. 2 in Rhinolekos, a new genus with three new species of Hypoptopomatinae (Siluriformes: Loricariidae) from upper rio Paraná

Fig. 2. Skull of Rhinolekos schaeferi (left side, dorsal view), paratype, DZSJRP 12192, 36.5 mm SL. Scale bar = 1 mm. CP1- 2 = cheek plates; F = frontal; IO1-5 = infraorbitals 1-5; LE = lateral ethmoid; LNP = lateronasal plate; N = nasal; NP = nuchal plate; OP = opercle; PF = prefontral plate; POP = preopercle; PR1-3 = postrostrals plates 1-3; PT-SC = compound pterotic; SOC = supraoccipital; SPH = sphenotic.

Fig. 4 in Rhinolekos, a new genus with three new species of Hypoptopomatinae (Siluriformes: Loricariidae) from upper rio Paraná

Fig. 4. Rhinolekos britskii, holotype, DZSJRP 6489, 32.2 mm SL, female, tributary of the córrego Arapuca, rio Paranaíba drainage, Bela Vista de Goiás, Goiás State, Brazil.

Fig. 5. Pimelodus halisodous, UNT 3438, 98.9 in Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil

Fig. 5. Pimelodus halisodous, UNT 3438, 98.9 mm SL. Ventral view of left side of Weberian complex, basioccipital region and upper shoulder girdle. AO = aortic groove; CL-r = "cleithral ring"; TP4-6 = transverse process of vertebrae 4 to 6; V6-7 = vertebrae 6 and 7. Scale bar = 1 mm.

Fig. 3 in Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil

Fig. 3. Pimelodus halisodous, holotype, MCP 41738, 108.8 mm SL, rio Paranã, rio Tocantins drainage, Brazil.

Fig. 1 in Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil

Fig. 1. Pimelodus stewarti, holotype, MCP 41737, 54.1 mm SL, rio Paranã, rio Tocantins drainage, Brazil.

Fig. 2 in Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil

Fig. 2. Rio Tocantins drainage showing the collection localities of Pimelodus stewarti (triangles, 1), P. halisodous (squares, 2), and P. joannis (circles, 3). Numbers represent type-localities. Some symbols represent more than one lot or locality.

Fig. 2 in Three new species of the armored catfish genus Loricaria (Siluriformes: Loricariidae) from river channels of the Amazon basin

Fig. 2. Loricaria spinulifera, paratype, ANSP 178690 (123.0 mm SL), rio Negro (Amazonas dr.), 11.3 km downstream from Santa Maria, 18.6 km upstream from Leprosário, Amazonas, Brazil.

Fig. 4 in Three new species of the armored catfish genus Loricaria (Siluriformes: Loricariidae) from river channels of the Amazon basin

Fig. 4. Variation in abdominal plate development and configuration in Loricaria. a. L. pumila; b. L. spinulifera; c. L. lundbergi; d. L. simillima.

Fig. 1 in Three new species of the armored catfish genus Loricaria (Siluriformes: Loricariidae) from river channels of the Amazon basin

Fig. 1. Diagrammatic representation of measurements used in morphometric analyses, as described in Material and Methods.

Fig. 8 in Three new species of the armored catfish genus Loricaria (Siluriformes: Loricariidae) from river channels of the Amazon basin

Fig. 8. Loricaria lundbergi, paratype, AMNH 74474 (138.1 mm SL) rio Mawarinuma (Baria-Negro dr.), at Neblina base camp, Amazonas, Venezuela.