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164 results for “rio Tapajós”
Fig. 5. Xenurobrycon varii, MPEG 25239, 13.4 in A new miniature of Xenurobryconini (Characiformes: Characidae) from the rio Tapajós basin, Brazil
Fig. 5. Xenurobrycon varii, MPEG 25239, 13.4 mm SL, left side of maxilla and premaxilla and right side (inverted) of dentary, Scale bars = 0.2 mm.
Fig. 2. Xenurobrycon varii, MPEG 26592, 12.5 in A new miniature of Xenurobryconini (Characiformes: Characidae) from the rio Tapajós basin, Brazil
Fig. 2. Xenurobrycon varii, MPEG 26592, 12.5 mm SL, right side (inverted) of infraorbital (io) series. Antorbital not depicted. Scale bar = 500 µm.
FIGURE 1 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 1 | Corydoras thanatos, holotype, MNRJ 53287, 33.2 mm SL, Novo Progresso Municipality, Pará State, Brazil, stream with unknown name tributary to the rio Jamanxim, rio Tapajós basin.
FIGURE 14 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 14 | Uncatalogued aquarium specimen of Corydoras psamathos photographed alive. Photo by Takayuki Shimizu.
FIGURE 5 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 5 | Map of the rio Tapajós and adjoining areas, showing the geographical distribution of Corydoras thanatos (black circle), C. hypnos (white star), and C. psamathos (red squares). Each symbol may represent more than one locality.
FIGURE 9 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 9 | Paratypes of Corydoras hypnos photographed alive, showing general color pattern and morphology in lateral view in (A) INPA 59775, 26.2 mm SL, (B) INPA 59775, 27.2 mm SL, (C) INPA 59775, 22.2 mm SL, (D) INPA 59774, 28.2 mm SL, and (E) INPA 59774, 22.6 mm SL, all from the rio Jamanxim, rio Tapajós basin, Pará State, Brazil.
FIGURE 13 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 13 | Paratypes of Corydoras psamathos photographed alive, showing general color pattern and morphology in lateral view in (A) INPA 59772, 23.7 mm SL, (B) INPA 59773, 30.2 mm SL, and (C) INPA 59773, 29.3 mm SL. Specimen (A) is from the rio Jamanxim, and specimens (B–C) are from the igarapé Santa Júlia, rio Tapajós basin.
FIGURE 4 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 4 | Uncatalogued aquarium specimens of Corydoras thanatos photographed alive, showing general color pattern and morphology of (A) a female specimen, and (B) a dimorphic male specimen. Photos by Hans Evers.
FIGURE 15 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 15 | Type locality of Corydoras psamathos, the igarapé Santa Júlia, a tributary to the rio Jamanxim, rio Tapajós basin in Pará State, Brazil.
FIGURE 12 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 12 | Lateral view of the head (A), lateral view of the dorsal-fin spine (B) and dorsal view of the left pectoral-fin spine (C) in cs paratype of Corydoras psamathos, CITL 387, 28.6 mm SL. Abbreviations: f: frontal, io1–2: infraorbital 1 and 2, iop: interopercle, n: nasal, op: opercle, pes: pterotic-extrascapular, pop: preopercle, prh: posterodorsal ridge of hyomandibula, pso: parieto-supraoccipital, sph: sphenotic. Scale bars = 1 mm.
FIGURE 3 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 3 | Paratypes of Corydoras thanatos photographed alive, showing general color pattern and morphology in lateral view in (A) INPA 59776, 14.2 mm SL, (B) INPA 59778, 21.9 mm SL, (C) INPA 59777, 29.0 mm SL, (D) INPA 59777, 30.0 mm SL, and (E) INPA 59777, 33.3 mm SL, all from tributaries to the rio Jamanxim, rio Tapajós basin.
FIGURE 7 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 7 | Corydoras hypnos, holotype, MNRJ 53288, 31.7 mm SL, Brazil, Pará State, Novo Progresso Municipality, rio Jamanxim, a tributary to the rio Tapajós basin.
FIGURE 8 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 8 | Lateral view of the head (A), lateral view of the dorsal-fin spine (B) and dorsal view of the left pectoral-fin spine (C) in cs paratype of Corydoras hypnos, CITL 385, 32.0 mm SL. Abbreviations: f: frontal, io1–2: infraorbital 1 and 2, iop: interopercle, n: nasal, op: opercle, pes: pterotic-extrascapular, pop: preopercle, prh: posterodorsal ridge of hyomandibula, pso: parieto-supraoccipital, sph: sphenotic. Scale bars = 1 mm.
FIGURE 6 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 6 | Natural habitat of Corydoras thanatos and C. hypnos, showing (A) the rio Jamanxim, type locality of C. hypnos, and one of its tributaries (B), type locality of C. thanatos, rio Tapajós basin in Pará State, Brazil.
FIGURE 11 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 11 | Corydoras psamathos, holotype, MNRJ 53289, 29.4 mm SL, Novo Progresso Municipality, Pará State, Brazil, igarapé Santa Júlia, a tributary to the rio Jamanxim, rio Tapajós basin.
FIGURE 2 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 2 | Lateral view of the head (A), lateral view of the dorsal-fin spine (B) and dorsal view of the left pectoral-fin spine (C) in cs paratype of Corydoras thanatos, CITL 383, 33.8 mm SL. Abbreviations: f: frontal, io1–2: infraorbital 1 and 2, iop: interopercle, n: nasal, op: opercle, pes: pterotic-extrascapular, pop: preopercle, prh: posterodorsal ridge of hyomandibula, pso: parieto-supraoccipital, sph: sphenotic. Scale bars = 1 mm.
FIGURE 10 in Science and hobby joining forces for the discovery of three new Corydoras (Siluriformes: Callichthyidae) from the rio Tapajós basin, Brazil, with comments on Corydoras sp. CW111
FIGURE 10 | Uncatalogued aquarium specimens of Corydoras hypnos photographed alive, showing general morphology and color pattern of (A) a specimen with brownish yellow ground color of body, and (B) and two specimens with greyish yellow ground color of body. Photos by Robert McLure (A) and Oliver Lucanus (B).
FIGURE 3 in New species of Farlowella (Siluriformes: Loricariidae) from the rio Tapajós basin, Pará, Brazil
FIGURE 3 | Gular region and variation of abdominal plates in specimens, ventral view of Farlowella wuyjugu. A. MPEG 26178, 143.4 mm SL; B. INPA 59894, 128.9 mm SL; C. MPEG 12684, 125 mm SL.
FIGURE 1 in New species of Farlowella (Siluriformes: Loricariidae) from the rio Tapajós basin, Pará, Brazil
FIGURE 1 | Additional measures used in this study. A. Minimum width of snout; B. Distance between cleithral processes; and C. Maximum width of snout.
FIGURE 2 in New species of Farlowella (Siluriformes: Loricariidae) from the rio Tapajós basin, Pará, Brazil
FIGURE 2 | Dorsal, lateral and ventral view of Farlowella wuyjugu, holotype, 143.4 mm SL, MPEG 26178, Brazil, Pará State, Juruti municipality, igarapé Rio Branco, lower rio Tapajós, rio Amazon basin.
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