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497 results for “Caatinga”
Fig. 1 in Caatinga Ethnoherpetology: Relationships between herpetofauna and people in a semiarid region of northeastern Brazil
Fig. 1. Location of the municipality of Pocinhos (Paraíba State, Northeast Brazil), where the study was conducted.
Linked collectors and determiners for: Aquatic Insects from the Caatinga: checklists and diversity assessments of Ubajara (Ceará State) and Sete Cidades (Piauí State) National Parks, Northeastern Brazil.
Natural history specimen data linked to collectors and determiners held within, "Aquatic Insects from the Caatinga: checklists and diversity assessments of Ubajara (Ceará State) and Sete Cidades (Piauí State) National Parks, Northeastern Brazil". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/0f243a11-1cef-442e-98be-a743ace6085f">https://bionomia.net/dataset/0f243a11-1cef-442e-98be-a743ace6085f</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/0f243a11-1cef-442e-98be-a743ace6085f">https://gbif.org/dataset/0f243a11-1cef-442e-98be-a743ace6085f</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: Caatinga Biome - RB - Rio de Janeiro Botanical Garden Herbarium Collection.
Natural history specimen data linked to collectors and determiners held within, "Caatinga Biome - RB - Rio de Janeiro Botanical Garden Herbarium Collection". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/98d7a49c-5776-41eb-a928-b6f5174eadd1">https://bionomia.net/dataset/98d7a49c-5776-41eb-a928-b6f5174eadd1</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/98d7a49c-5776-41eb-a928-b6f5174eadd1">https://gbif.org/dataset/98d7a49c-5776-41eb-a928-b6f5174eadd1</a>. Formatted as a Frictionless Data package.
FIGURE 2 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 2. Syntopic species of Tropidurus found at the Reserva Particular do Patrimônio Natural Fazenda Pé da Serra, Serra do Arame, Ibotirama, Bahia, Brazil, and their respective habitats: (A, B) T. sertanejo, n. sp. (MZUSP 104274, allotype); (C, D) T. hispidus (MZUSP 104276); (E, F) T. pinima (MZUSP 104271).
FIGURE 6 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 6. Allotype of Tropidurus sertanejo, n. sp. (MZUSP 104274): (A) head in dorsal view; (B) head in ventral view; (C) head in lateral view; (D) dorsal body illustrating the spotted pattern typical of the new species; (E) ventral body showing the unpigmented underside of the thighs and cloacal flap characteristic of females.
FIGURE 5 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 5. Holotype of Tropidurus sertanejo, n. sp. (MZUSP 104273): (A) head in dorsal view; (B) head in ventral view showing intense pigmentation toward gular region; (C) head in lateral view; (D) dorsal body; (E) ventral body showing the typical dark flash marks on the underside of the thighs and cloacal flap of adult males.
FIGURE 15 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 15. Maximum parsimony (upper) and maximum likelihood trees (lower) of Tropidurus on four mitochondrial (12S, 16S, CO1, Cyt b) and six nuclear loci (BACH1, kif24, NTF3, PRLR, PTPN, SNCAIP). Numbers associated to nodes refer to bootstrap values.
FIGURE 1. Taxonomic curve showing a in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 1. Taxonomic curve showing a steep, nonasymptotic increment in the number of species of the lizard genus Tropidurus described since 1820. Specimen of T. sertanejo, n. sp., MZUSP 104274 (allotype).
FIGURE 14 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 14. Maximum parsimony (upper) and maximum likelihood trees (lower) of Tropidurus based on four nuclear (BACH1, kif24, NTF3, PRLR, PTPN, SNCAIP) loci. Numbers associated to nodes refer to bootstrap values.
FIGURE 13 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 13. Maximum parsimony (upper) and maximum likelihood trees (lower) of Tropidurus based on four mitochondrial (12S, 16S, CO1, Cyt b) loci. Numbers associated to nodes refer to bootstrap values.
FIGURE 11 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 11. Boxplot showing variation in scale counts among Tropidurus species (ordinated by mean): (Tcat) T. catalanensis, (Tchr) T. chromatops, (Tcoc) T. cocorobensis, (Tery) T. erythrocephalus, (Teth) T. etheridgei, (This) T. hispidus, (Thyg) T. hygomi, (Timb) T. imbituba, (Tins) T. insulanus, (Tita) T. itambere, (Tmon) T. montanus, (Tmuc) T. mucujensis, (Tore) T. oreadicus, (Tpsa) T. psammonastes, (Tser) T. sertanejo, n. sp. (highlighted in dark gray.), (Ttor) T. torquatus.
FIGURE 4 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 4. Measurements used for morphometric analyses of Tropidurus. Abbreviations: AL, arm length; EOS, ear opening–snout distance; FAL, forearm length; FOL, foot length; HDL, hand length; HH, head height; HW, head width; SL, shank length; SVL, snout-vent length; THL, thigh length; TL, tail length.
FIGURE 3 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 3. Map on left shows the distribution of the Brazilian biomes and highlights the State of Bahia, predominantly covered by the semiarid Caatinga. Map on right (altimetric profile) shows the distribution of Tropidurus sertanejo, n. sp.: northernmost dot indicates the type locality (RPPN Fazenda Pé da Serra, Serra do Arame, Ibotirama, Bahia: 12° 08′ 45.21 S, 43° 03′ 20.83 W) and southernmost dot indicates the only known additional locality of occurrence of the new species (Caetité, Bahia: 14° 04′ 17.82 S, 42° 29′ 48.33″ W).
FIGURE 12 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 12. Scatterplot of LD1 and LD2 generated by the discriminant analysis performed on the scale counts of Tropidurus. See table 8 for corresponding summary statistics. Tropidurus sertanejo, n. sp., highlighted in dark gray.
FIGURE 10 in A new Tropidurus (Tropiduridae) from the semiarid Brazilian Caatinga: evidence for conflicting signal between mitochondrial and nuclear loci affecting the phylogenetic reconstruction of South American collared lizards
FIGURE 10. Scatterplot of PC1 and PC2 generated by the principal component analyses and LD1 and LD2 generated by the size-free discriminant analyses performed on the log-transformed morphometric variables of Tropidurus. Tropidurus sertanejo, n. sp., highlighted in dark gray. See table 5 for corresponding summary statistics.
Fig. 1 in Cynolebias parnaibensis, a new seasonal killifish from the Caatinga, Parnaíba River basin, northeastern Brazil, with notes on sound producing courtship behavior (Cyprinodontiformes: Rivulidae)
Fig. 1. Cynolebias parnaibensis, Jacobina do Piauí, Piauí, Brazil. (a) UFPB 6719, holotype, male, 54.5 mm SL. (b) UFPB 6709, paratype, female, 46.2 mm SL.
Fig. 2 in Cynolebias parnaibensis, a new seasonal killifish from the Caatinga, Parnaíba River basin, northeastern Brazil, with notes on sound producing courtship behavior (Cyprinodontiformes: Rivulidae)
Fig. 2. General thump sequence produced by the male of Cynolebias parnaibensis during the courtship behavior (a), and a single thump expanded (the second one above) (b). Oscilogram above and spectogram below (window function Hann, overlap 99%, FFT size 1,200 points).
FIG. 2. — A, B in Saxicolous lichens in the semi-arid Caatinga in Brazil show substratum shifts
FIG. 2. — A, B, Fulgogasparrea intensa Aptroot & M. Cáceres, sp. nov., holotype: A, habitus; B, detail with elongated marginal lobes; C Lichinella iodopulchra (Couderc ex Croz.) P.P. Moreno & Egea (right) and Synalissa matogrossensis (Malme) Henssen (left); both black (the brown squamules are Peltula euploca (Ach.) Poelt ex Ozenda & Clauzade), ISE 48050; D, E, corticolous Xanthoparmelia succedans Elix & J.Johnst., ISE 48020; D, habitus; E, detail. Scale bars: 2 mm.
FIG. 1. — A, B in Saxicolous lichens in the semi-arid Caatinga in Brazil show substratum shifts
FIG. 1. — A, B, Leprocollema nova-caledoniarum A.L. Sm., ISE 48008: A, habitus (all the brownish black), with a turtle; B, detail with apothecium. C, D, Cresponea quinqueseptata Aptroot & M. Cáceres, sp. nov., holotype: C, apothecia (note that the thallus is immersed in the rock); D, ascospore. Scale: B, 0.5 mm; C, 2 mm; D, 20 µm.
FIG. 3 in Saxicolous lichens in the semi-arid Caatinga in Brazil show substratum shifts
FIG. 3. — Peltula nigrotestudinea Aptroot & M. Cáceres, sp. nov., holotype: A, habitus on top of granite boulder, with a Xanthoparmelia; B, detail showing thallus areoles. Scale bars: 1 mm.
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