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25 results for “Rio Paraguaçu”
Fig. 1 in A new dark-dotted species of Hypostomus Lacépède (Siluriformes: Loricariidae) from rio Paraguaçu, Bahia State, Brazil
Fig. 1. Hypostomus jaguar, holotype, MZUSP 110603, 164.8 mm SL, from the rio Paraguaçu, Bahia State, Brazil.
Fig. 2 in Temporal variation in fish composition and abundance in a perennial tributary of the rio Paraguaçu, a little-known drainage in the Brazilian semi-arid region
Fig. 2. Canonical correspondence analysis ordination diagram of fish abundance data, with environmental variables, for the rainy period (November to March) and the dry period (April to October). G = Gillnet; C = Cast seine.
Fig. 1 in Temporal variation in fish composition and abundance in a perennial tributary of the rio Paraguaçu, a little-known drainage in the Brazilian semi-arid region
Fig. 1. Geographical location of the rio Paraguaçu drainage and of the sampling stretch in the rio Santo Antônio (black dot).
Fig. 3 in Hypostomus chrysostiktos, a new species of armored catfish (Siluriformes: Loricariidae) from rio Paraguaçu, Bahia State, Brazil
Fig. 3. Rio Paraguaçu basin and adjoining area in Northeastern Brazil, showing geographic distribution of Hypostomus chrysostiktos (type-locality represented by open square).
Fig. 2 in A new Moenkhausia Eigenmann, 1903 (Ostariophysi: Characiformes) from Chapada Diamantina, rio Paraguaçu Basin, Bahia, Northeastern Brazil
Fig. 2. Moenkhausia diamantina, paratype, LIRP 768, 47.3 mm SL, premaxillary, maxillary and dentary; left side, lateral view (maxillary and dentary) or frontal view (premaxillary). Scale bar = 1 mm.
Fig. 2 in Hypostomus chrysostiktos, a new species of armored catfish (Siluriformes: Loricariidae) from rio Paraguaçu, Bahia State, Brazil
Fig. 2. Lateral view of Hypostomus chrysostiktos, photographed alive. a, MZUSP 88157, holotype, 222.4 mm SL; b, MZUSP 88161, 104.5 mm SL.
Fig. 4 in Hypostomus chrysostiktos, a new species of armored catfish (Siluriformes: Loricariidae) from rio Paraguaçu, Bahia State, Brazil
Fig. 4. Hyobranchial arch of Hypostomus chrysostiktos, showing accessory flange on the first epibranchial (arrow) Bar = 1 mm.
Fig. 6 in A new Aspidoras (Siluriformes: Callichthyidae) from rio Paraguaçu basin, Chapada Diamantina, Bahia, Brazil
Fig. 6. Map of upper course of rio Paraguaçu showing the distribution of Aspidoras psammatides (squares). 1: rio Santo Antônio; 2: rio São José; 3: rio Ribeirão; 4: rio Capivara; 5: rio Caldeirão; 6: rio Roncador; arrow: type locality.
Fig. 5 in A new Aspidoras (Siluriformes: Callichthyidae) from rio Paraguaçu basin, Chapada Diamantina, Bahia, Brazil
Fig. 5. Detail of the dorsal region of precaudal vertebrae of Aspidoras psammatides, paratype, MNRJ 21709, 22.6 mm SL, showing their post-zygapophyses not connected with respective neural spine (arrows).
Fig. 2 in A new Aspidoras (Siluriformes: Callichthyidae) from rio Paraguaçu basin, Chapada Diamantina, Bahia, Brazil
Fig. 2. Dorsal view of head of Aspidoras psammatides, holotype, MNRJ 28407, 25.7 mm SL. Arrow: naked groove between parieto-supraoccipital posterior process and nuchal plate.
Fig. 1 in A new Aspidoras (Siluriformes: Callichthyidae) from rio Paraguaçu basin, Chapada Diamantina, Bahia, Brazil
Fig. 1. Aspidoras psammatides, holotype, MNRJ 28407, 25.7 mm SL, Brazil, Estado da Bahia, município de Lençóis, rio Caldeirão.
Fig. 4 in A new Aspidoras (Siluriformes: Callichthyidae) from rio Paraguaçu basin, Chapada Diamantina, Bahia, Brazil
Fig. 4. Detail of the region anterior to the compound caudal centrum of Aspidoras psammatides, paratype, MNRJ 21709, 22.6 mm SL, showing neural and haemal spines close to its respective post-zygapophyses.
Fig. 3 in A new dark-dotted species of Hypostomus Lacépède (Siluriformes: Loricariidae) from rio Paraguaçu, Bahia State, Brazil
Fig. 3. Distribution of Hypostomus jaguar. White symbol represents the type locality.
Fig. 2 in A new dark-dotted species of Hypostomus Lacépède (Siluriformes: Loricariidae) from rio Paraguaçu, Bahia State, Brazil
Fig. 2. Hypostomus jaguar, paratype, UFBA 6457, 170.2 mm SL. Photographed alive.
FIGURE 3 in Ituglanis paraguassuensis sp. n. (Teleostei: Siluriformes: Trichomycteridae): a new catfish from the rio Paraguaçu, northeastern Brazil
FIGURE 3. Lateral view of the left suspensorium and opercular apparatus of I. paraguassuensis. HYO - hyomandibula; INT - interopercle; MTG - metapterygoid; OPC - opercle; PPC - preopercle; QDT - quadrate.
FIGURE 2 in Ituglanis paraguassuensis sp. n. (Teleostei: Siluriformes: Trichomycteridae): a new catfish from the rio Paraguaçu, northeastern Brazil
FIGURE 2. Dorsal view of neurocranium and upper jaw and associated structures of I. paraguassuensis. AOR – antorbital; APA – autopalatine; EPE - epioccipital; FPR – parietal fontanel; FSO – postparieto-supraoccipital fontanel; GBC – swim bladder; i1-i3, i10-i11 – infraorbital pores; ll1 – lateral line pore; MAX – maxilla; MET - mesethmoid; PAR – parietal; PMX - premaxilla; po1 – preopercular pores; PP-SO – postparieto-supraoccipital; PTE - pterotic; PTT-SCL – postemporo- supracleithrum; s1-s6 – supraorbital pores; SPH - sphenotic; STB – supraorbital tendon bone; VCU – vertebral centrum; VOM - vomer.
FIGURE 4 in Two new species of Astyanax (Characiformes: Characidae) from upper rio Paraguaçu and rio Itapicuru basins, Chapada Diamantina, Bahia, Brazil
FIGURE 4. Astyanax jacobinae, new species, holotype, MZUSP 89570, 50.8 mm SL, Brazil, Bahia, Jacobina, rio Itapicuru basin.
FIGURE 2 in Two new species of Astyanax (Characiformes: Characidae) from upper rio Paraguaçu and rio Itapicuru basins, Chapada Diamantina, Bahia, Brazil
FIGURE 2. Map of northeastern Brazil, showing position of type locality of Astyanax epiagos () and Astyanax jacobinae (), new species, Paraguaçu and Itapicuru basins, respectively.
FIGURE 1 in Two new species of Astyanax (Characiformes: Characidae) from upper rio Paraguaçu and rio Itapicuru basins, Chapada Diamantina, Bahia, Brazil
FIGURE 1. Astyanax epiagos, new species, holotype, MZUSP 89568, 59.3 mm SL, Brazil, Bahia, Morro do Chapéu, Paraguaçu drainage.
FIGURE 1 in Ituglanis paraguassuensis sp. n. (Teleostei: Siluriformes: Trichomycteridae): a new catfish from the rio Paraguaçu, northeastern Brazil
FIGURE 1. Ituglanis paraguassuensis, holotype, 41.2 mm SL, LIRP 5780.
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