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157 results for “Hypostomus”
FIGURE 4 in Hypostomus caudofasciatus (Teleostei: Loricariidae), a new remarkably colored species from the upper Rio Paraná basin in Brazil
FIGURE 4. Rio Sapucaí-Mirim, tributary of Rio Grande, upper Rio Paraná basin, Brazil, São Paulo State, showing type habitat of Hypostomus caudofasciatus.
Fig. 4 in High congruence of karyotypic and molecular data on Hypostomus species from Brazilian southeast
Fig. 4 Details of the operational taxonomic units (OTUs) present in subclades 1 and 2 in the Bayesian analysis with the concatenation of nuclear and mitochondrial sequences. The numbers on the nodes represent the posterior probability values
Fig. 1 in High congruence of karyotypic and molecular data on Hypostomus species from Brazilian southeast
Fig. 1 Maximum likelihood tree obtained for the species of Hypostomus through mt-co1 sequences. The numbers on the nodes represent the bootstrap values
Figure 12 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 12. Hypostomus cari, new species, Holotype, NºP 25422, 127.3 mm SL, Parnaíba River, Alto Parnaiba, Maranhão, Brazil.
Figure 13 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 13. Colour in life of Hypostomus cari, Parnaíba River basin. A, ºFRN 5668, 111.7 mm SL, Mulato Creek, Amarante, Piauí, Brazil. B, ºFRN 3043, 111.7 mm SL, Cachoeira do Pintado, tributary to the Água Quente River, Barreiras do Piauí, Piauí, Brazil.
Figure 11 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 11. Type locality of Hypostomus pusarum, Ceará*Mirim River, Ceará*Mirim, Rio Grande do Norte, Brazil.
Figure 15 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 15. Type locality of Hypostomus cari, new species, Parnaíba River, Alto Parnaíba, Maranhão, Brazil.
Figure 8 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 8. Intraspecific variation of Hypostomus pusarum. A, lighter, smaller, and closely spaced spots in ventral region, 123.2 mm SL. B, darker, larger, and more widely spaced spots, 117.4 mm SL. ºFRN 608, ºmbuzeiro River, Jaguaribe River basin, São Nicolau, Ceará, Brazil.
Figure 6 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 6. Hypostomus pusarum photographed in life immediately asser capture. A, ºFPB 7886, 183.4 mm SL, Ceará*Mirim River basin, Ceará* Mirim, Rio Grande do Norte, Brazil. B, ºFRN 0607, 120.1 mm SL, ºmbuzeiro River, tributary of the Jaguaribe River, Aiuaba, Ceará, Brazil.
Figure 9 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 9. Intraspecific variation between individuals of Hypostomus pusarum collected in the same locality. A, dark spots on dorsum, 78.5 mm SL. B, no dark spots on body, spots only on tips of dorsal and caudal fins, 70.1 mm SL. ºFRN 5643, Lagoa de Remígio Dam, Remígio, Paraíba, Brazil.
Figure 7 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 7. Ontogenetic development of interradial spots on the dorsal fin of Hypostomus pusarum (A) ºFRN 0255, 62.6 mm SL, Seridó River, upstream of Ilha de Santana, Caicó, Rio Grande do Norte, Brazil, (B) ºFRN 1127, 116.9 mm SL, Ceará*Mirim River, between Ceará*Mirim and Taipu, Rio Grande do Norte, Brazil, and (C) ºFPB 7701, 170.4 mm SL, Ceará*Mirim River, Jardim de Angicos, Rio Grande do Norte, Brazil.
Figure 5 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 5. On the less, holotype of Plecostomus pusarum: CAS*Sº 22225, 142.6 mm SL. Ceará*Mirim River, Ceará*Mirim, Rio Grande do Norte, Brazil. Photo: Department of Ichthyology, California Academy of Sciences. On the right, topotype of Hypostomus pusarum: ºFRN 1127, 130.1 mm SL. Ceará*Mirim River, Estrela do Norte farm, between Ceará*Mirim and Taipu, Rio Grande do Norte.
Figure 3 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 3. Genetic distances (Kimura 2 parameters) among species of the genus Hypostomus from the NCCD ecoregion, the Hypostomus aff. pusarum, and other species of the São Francisco and Parnaíba ecoregions. Basin abbreviations: APO (Apodi*Mossoro), PAR (Piranhas*Acu), PBN (Paraiba do Norte), and SAFR (Sao Francisco).
Figure 4 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 4. Maximum likelihood tree with phylogenetic relationships of the Hypostomus pusarum complex and Hypostomus aff. pusarum. Ŋe tree is associated with the occurrence of populations. On the right, a haplotype network for the COI molecular marker of the species of the H. pusarum complex and Hypostomus aff. pusarum. Each circle represents a haplotype and the size of the circles is proportional to the number of individuals that have the haplotype. Black dashes between circles indicate mutational steps. Abbreviations of the hydrographic basins: Ceará* Mirim (CEA), Jaguaribe (JAG), Granjeiro (GÞ), Choró (CHO), Trairí (TÞ), Salgado (SAL), São Francisco (SFR) and Parnaíba (PNB). Ecoregion abbreviations: north*east Caatinga and Coastal Drainage (NCCD), São Francisco (SAFR) and Parnaíba (PNBA).
Figure 10 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 10. Distribution of Hypostomus pusarum in the three ecoregions: Northeastern Caatinga and Coastal Drainages (NCCD), São Francisco (SAFR) and Parnaíba (PNBA).
Figure 2 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 2. Phylogenetic tree with Bayesian inference for the COI marker, including Hypostomus aff. pusarum, the H. pusarum complex clade, and other congeners. Ŋe numbers above the branches are posterior probability values. Basin abbreviations: APO (Apodi*Mossoró), PAR (Piranhas*Açu), PBN (Paraíba do Norte), and SAFR (São Francisco). mGMYC, generalized mixed Yule coalescent multiple; sGMYC, generalized mixed Yule coalescent single; ABGD, automatic barcode gap discovery; bPTP, Bayesian implementation of Poisson tree processes; e mPTP, maximum likelihood implementation of Poisson tree processes.
Figure 1 in Integrative taxonomy clarifies the armoured catfish Hypostomus pusarum (Starks) species complex (Siluriformes: Loricariidae) and reveals a new species in the drainages of Northeastern Brazil
Figure 1. Principal component analysis (PCA) with morphological data of the Hypostomus pusarum complex and Hypostomus aff. pusarum. Basin abbreviations: SAFR (Sao Francisco).
FIGURE 2 in Distribution extension of Hypostomus uruguayensis (Siluriformes: Loricariidae) in Argentina and first record for Bolivia. Molecular, morphology and biogeography data
FIGURE 2. Live specimens of Hypostomus uruguayensis (CFA-IC-5266) from the Bermejo River, Argentina. A and B: 195 mm SL. C: 186 mm SL. D and E: Live specimens of Hypostomus uruguayensis from the Pilcomayo River, Bolivia (not preserved).
FIGURE 1. A in Distribution extension of Hypostomus uruguayensis (Siluriformes: Loricariidae) in Argentina and first record for Bolivia. Molecular, morphology and biogeography data
FIGURE 1. A: Hypostomus uruguayensis distribution: white circle: type locality; black circles: new records presented in this study; and grey circles: cited localities. Numbers are collection codes and/or genbank accession numbers. B: Hypostomus phylogenetic tree, based on D-loop mitochondrial marker.All the sequences of H. uruguayensis are shown with the accession number of Genbank, samples from Uruguay River (URU), Paraná River (PAR), Bermejo River (BER) and Pilcomayo River (PIL). Numbers on nodes represent bootstrap support.
FIGURE 3. Predorsal squamation pattern. A in A new species of Hypostomus Lacepède, 1803 (Siluriformes: Loricariidae) from the Mearim River basin, northeastern Brazil
FIGURE 3. Predorsal squamation pattern. A. Hypostomus krikati sp. n. (CICCAA 07109) 99.1 mm SL. B. Hypostomus pusarum (CICCAA 07108) 81. 5 mm SL. Red = predosal plate. Green = acessory predorsal plates. Yellow = supraoccipital plate. Blue = pterotic-supracleithrum.
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