Find research datasets worth reusing

Fig. 9. Parodon pongoensis, ICN 15378, 45.9 in Taxonomic review of Colombian Parodon (Characiformes: Parodontidae), with descriptions of three new species

Fig. 9. Parodon pongoensis, ICN 15378, 45.9 mm SL, Colombia, Amazon River Basin, downstream from Puerto Leguizamo, Fuerte. S.B de Yaricaya, C. Yaricaya, Putumayo River drainage, Putumayo.

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 Gape size influences seasonal patterns of piscivore diets in three Neotropical rivers

Fig. 6. Frequency histogram of the largest (SL) 5% of individuals collected each month in seine hauls. Larger individuals became increasingly rare from November to April as water levels fall. Arrows indicate the median size for each month.

Fig. 2 in Gape size influences seasonal patterns of piscivore diets in three Neotropical rivers

Fig. 2. Photographs of representative individuals of the focal species in this study (not preserved). From top: a) Boulengerella cuvieri (SL= 320 mm), b) Boulengerella lucius (SL= 420 mm), c) Cichla temensis (SL= 360 mm), d) Cichla orinocensis (SL= 305 mm).

Fig. 5 in Gape size influences seasonal patterns of piscivore diets in three Neotropical rivers

Fig. 5. Prey/predator body length ratios for four predator species. Relationships are presented from falling water (October) to rising water (May) period. Significant relationships are represented by a solid line and non-significant relationships with dotted lines. Number of stomach contents examined during the study period: Ventuari: C. temensis = 408, C. orinocensis = 698; Cinaruco: C. temensis = 1365, C. orinocensis = 755, B. cuvieri = 292, B. lucius = 411; La Guardia: C. temensis = 444, C. orinocensis = 228, B. cuvieri = 93, B. lucius = 67.

Fig. 1 in Gape size influences seasonal patterns of piscivore diets in three Neotropical rivers

Fig. 1. Map of Venezuela showing the locations of the three tributaries of the Orinoco River considered in this study: La Guardia, Cinaruco, and Ventuari Rivers.

Fig. 4 in Gape size influences seasonal patterns of piscivore diets in three Neotropical rivers

Fig. 4. Relationship between estimated predator gape width (from Fig. 3) and measured prey length size. Significant relationships are represented by solid lines and non-significant relationships with dotted lines. a) C. temensis and C. orinocensis; b) B. lucius and B. cuvieri.

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.

opencc-by-4.0May 2011View details →

Fig. 3 in Evidence of the color pattern variation in populations of Gymnotus pantanal (Gymnotiformes) from three streams in the upper Paraná River basin, Brazil

Fig. 3. Color pattern variation in Gymnotus pantanal from Pinheirinho and Jacutinga streams. (a) 209.8 mm TL (NUP 9311); (b) 181.0 mm TL (NUP 9311); (c) 150.0 mm TL (NUP 9312); (d) 125.0 mm TL (NUP 9312).