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1,865 results for “northeastern 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 6A–G. Athyreus vavini Boucomont, 1902. A in A new species of Athyreus MacLeay, 1819 (Coleoptera: Geotrupidae: Bolboceratinae: Athyreini) from northeastern Brazil
FIGURE 6A–G. Athyreus vavini Boucomont, 1902. A, Female dorsal view; B, female frontal view; C, female lateral view; D, holotype male dorsal view; E, holotype male frontal view; F, holotype male lateral view. Scale bar: 2 mm. Images from Olivier Montreuil (MNHN).
FIGURE 4A–F. Athyreus arretado new species aedeagus. A–B in A new species of Athyreus MacLeay, 1819 (Coleoptera: Geotrupidae: Bolboceratinae: Athyreini) from northeastern Brazil
FIGURE 4A–F. Athyreus arretado new species aedeagus. A–B, ventral view; C–D, dorsal view; E–F, lateral view. Scale bar: A, C, E: 1.0 mm; B, D, F: 0.5 mm.
FIGURE 3A–G in A new species of Athyreus MacLeay, 1819 (Coleoptera: Geotrupidae: Bolboceratinae: Athyreini) from northeastern Brazil
FIGURE 3A–G. Athyreus arretado new species holotype, male, habitus. A, Dorsal habitus; B, ventral habitus; C, lateral habitus; D, head and pronotum (frontal view); E, head dorsal view; F, head ventral view; G, head and pronotum, laterofrontal view. Scale bar: 5 mm.
FIGURE 2A–D. Collecting localities. A in A new species of Athyreus MacLeay, 1819 (Coleoptera: Geotrupidae: Bolboceratinae: Athyreini) from northeastern Brazil
FIGURE 2A–D. Collecting localities. A, São Francisco River Sand Dunes in Casa Nova, Bahia, Brazil; B, Caatinga in Petrolina, Pernambuco, Brazil; C, flight intercept trap in Refúgio de Vida Silvestre Mata do Buraquinho, João Pessoa, Paraíba, Brazil; D, Reserva Biológica Guaribas, Mamanguape, Paraíba, Brazil.
FIGURE 5A–D in A new species of Athyreus MacLeay, 1819 (Coleoptera: Geotrupidae: Bolboceratinae: Athyreini) from northeastern Brazil
FIGURE 5A–D. Distribution records of some Bolboceratinae species. A, Athyreus arretado new species, Athyreus vavini Boucomont, 1902 and Athyreus tuberifer Felsche, 1909 distribution records; B, Neoathyreus anthracinus (Klug, 1843) and Neoathyreus braziliensis Howden, 1985 distribution records; C, Neoathyreus centromaculatus (Felsche, 1909), Neoathyreus lanuginosus (Klug, 1843), and Parathyreus trituberculatus (Klug, 1843) distribution records; D, Bolbapium caesum (Klug, 1843), Bolbapium parcepunctatum (Arrow, 1913), and Bolbapium sulcifrons Ide & Martínez, 1993 distribution records. The black symbols represent new records, the unfilled symbols are literature records.
FIGURE 1 in A new species of Athyreus MacLeay, 1819 (Coleoptera: Geotrupidae: Bolboceratinae: Athyreini) from northeastern Brazil
FIGURE 1. Collection points of Bolboceratinae integrated into a map of a portion of South America, delineating the boundaries of the states within the northeastern region of Brazil, as well as the limits of the Seasonally Dry Tropical Forest and Woodland Biome (SDTFW) and the São Francisco River Sand Dunes Ecoregion (SFRSD). State acronyms: BA—Bahia, PB—Paraíba, PE—Pernambuco.
FIGURE 3 in A new species of Bauhinia from coastal areas in Northeastern Brazil
FIGURE 3. Map of Northeast Brazil showing the states of Bahia (BA) and Sergipe (SE) and the distribution of Bauhinia corifolia (red circles).
FIGURE 1. Bauhinia corifolia—A in A new species of Bauhinia from coastal areas in Northeastern Brazil
FIGURE 1. Bauhinia corifolia—A: flowering branch (SB = 3 cm); B: detail of the branch at the petiole attachment showing the stipules (SB = 2 mm); C–E: leaf from the upper (C; SB = 2.5 cm) and lower (D) surfaces and a detail of the lower surface (E; SB = 2.7 mm); F: flower in frontal view (SB = 4.5 mm); G: detail of the petal (SB = 2.3 mm); H: longitudinal section of the base of the flower showing the tubular hypanthium, the gynoecium and one sepal (SB = 10 mm); I: the upper portion of the style and the stigma in lateral (left) and frontal (right) views (SB = 4 mm); J: anther (SB = 2.8 mm); K–L: fruit immature (K; SB = 3.4 cm) and dehiscent (L; SB = 2.3 cm). SB = Scale Bar. Drawing by L. Marinho based on the holotype.
FIGURE 2. Bauhinia corifolia—A in A new species of Bauhinia from coastal areas in Northeastern Brazil
FIGURE 2. Bauhinia corifolia—A: flowering branch showing a flower in lateral view; B: a branch showing the entire and glossy leaves; the inset shows a detail of the lower surface of a leaflet; C–F: flowers in different views; G–H: a dehiscent fruit (G) showing a detail of a seed (H). Photos: A, C–H: Alex Popovkin; B: Tiago Vieira.
FIGURE 3 in Macro and microcharacters reveal a new species of Dichanthelium (Poaceae, Panicoideae) endemic to sandy soils of the Chapada Diamantina, Bahia, northeastern Brazil
FIGURE 3. Scanning electron microscopy of the upper anthecium of Dichanthelium arenicola and D. cumbucana. A–C. Dichanthelium cumbucana [Harley et al. 15930 (HUEFS)]. A. Ventral view, apex of the lemma. B. Dorsal view, apex of the lemma. C. Dorsal view, base of the lemma. D–F. D. arenicola [Matos et al. 70 (HUEFS)]. D. Ventral view, apex of the lemma. E. Dorsal view, apex of the lemma. F. Dorsal view, base of the lemma. G–H. Papilae and striae on the upper palea. G. D. cumbucana. H. D. arenicola.
FIGURE 2 in Macro and microcharacters reveal a new species of Dichanthelium (Poaceae, Panicoideae) endemic to sandy soils of the Chapada Diamantina, Bahia, northeastern Brazil
FIGURE 2. Spikelets and upper anthecia of Dichanthelium arenicola and D. cumbucana. A–C. D. arenicola [Matos et al. 70 (HUEFS)]. A. Spikelet, lateral view. B. Upper anthecium, ventral view. C. Upper anthecium, dorsal view. D–F. D. cumbucana [Harley et al. 15930 (HUEFS)]. D. Spikelet, lateral view. E. Upper anthecium, ventral view. F. Upper anthecium, dorsal view. [Bars: 0.5 mm]
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Allen Brain Atlas
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
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OpenNeuro
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