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291 results for “Ecological diversification”
Fig. 112 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 112. Chromosome complements of: A, R. leucodactylus (JLP 15683, male, locality 6) and B, R. gardneri (MNFS 1409, female, locality 2).
Fig. 84 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 84. Bivariate plots of discriminant scores for the first two axes in comparisons between (above) five species of Oecomys from the Rio Juruá and the three larger species (bottom), based on log10 cranial variables. The percent of the total variation explained by each axis is indicated in each plot.
Fig. 113 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 113. Dorsal (top) and ventral (bottom) views of the cranium of Amazonian Bamboo rats Dactylomys. Left: D. boliviensis (MNFS 1005, locality a). Right: D. dactylinus (JUR 485, locality 14) Natural size.
Fig. 104 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 104. Pie diagrams of the proportion of reproductive states for toothwear age classes of male (above) and female (below) Oryzomys perenensis pooled across all localities from the Rio Jurua´. See text for explanation of character states for both sexes.
Fig. 120 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 120. Strict consensus of three minimumlength parsimony trees for haplotypes of the mitochondrial cytochromeb gene (798 bp) for the genus Isothrix. Length = 512 steps, CI = 0.684, RI = 0.803. Sequences of Proechimys and Mesomys were used as outgroups to root the tree. Bold numbers at internal nodes are bootstrap values, based on 1000 replicates; percentages are mean Kimura twoparameter distances. Haplotypes are identified by locality, as in the map, fig. 117, and provenance and voucher catalogue numbers are listed in table 49.
Fig. 105 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 105. Unrooted network of 11 haplotypes of a 414 bp fragment of the mtDNA cytochromeb gene obtained from 25 individuals of Oryzomys yunganus. The number of mutational steps between adjacent haplotypes is indicated by the bars. Numbers indicate the localities from which each haplotype was recovered (from the map, fig. 1). The dashed line separates haplotypes from the Headwaters and Upper Central regions (to the left) from those of the Lower Central and Mouth regions.
Fig. 109 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 109. Development of the tail tuft in young individuals (age class 3) of: A, R. gardneri (MNFS 1409, locality 2) and B, R. leucodactylus (JLP 15724, locality 6), both from the Rio Jurua´; and in adult individuals (age class 4) of C, R. gardneri from Cuzco Amazónico, Rio Madre de Dios, Madre de Dios Perú (MVZ 168960) and D, R. leucodactylus from the Rio Juruá (JLP 15426, locality 7).
Fig. 108 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 108. The single mostparsimonious tree based on an exhaustive search, for haplotypes of the mitochondrial cytochromeb gene (500 bp) for specimens of climbing rats, Rhipidomys, from southwestern Amazonia. Length = 183 steps, CI = 0.885, RI = 0.741. The sequence for MVZ 168938 (Cusco Amazónico, Madre de Dios, Perú is from Smith and Patton (1993). Tree is rooted by comparison to sequences of Thomasomys aureus (also from Smith and Patton, 1993). Bold numbers at internal nodes are bootstrap values based on 1000 replicates; percentages are average Kimura twoparameter distances. Haplotypes are identified by field number and locality.
Fig. 121 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 121. Bivariate plots of three discrimant function axes based on logtransformed cranial variables for four geographic samples of Isothrix bistriata: the upriver Rio Juruá mtDNA clade (solid circles) the downriver Rio Juruá mtDNA clade (solid squares), pooled samples from northern and eastern Perú (stippled diamonds), and pooled samples from southern Venezuela (solid triangles). Provenance data for the latter two samples can be found in Patton and Emmons (1985).
Fig. 119 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 119. Occlusal surface of the right maxillary toothrows of five genera of rodents of the family Echimyidae: A, Isothrix bistriata (MNFS 471, locality 7); B, Makalata macrura (JLP 15394, locality 8); C, Proechimys steerei (JLP 15245, locality 7); and D, Mesomys hispidus (JUR 502, locality 14).
Fig. 79 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 79. Histograms of means, with standard errors, of the length to width ratio of the interparietal for samples allocated by Hershkovitz (1944) to five named forms of water rats, Nectomys, from Amazonia, as well as from three 2n = 38–42 geographic samples (Río Cenepa, Amazonas, Peru´; Balta, Río Curanja, Ucayali, Peru´; and Rio Jurua´, Amazonas, Brazil). The presumptive association of each named form to diploid number class is indicated.
Fig. 80 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 80. Dorsal (top) and ventral (bottom) views of the cranium of Nectomys apicalis (MNFS 795, Barro Vermelho [locality 12], left bank Rio Jurua´, Amazonas, Brazil). Magnification
Fig. 78 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 78. Map of known localities for chromosomal morphs of water rats, genus Nectomys. See text for justification for the allocation of names to each of the four diploid number groups. Symbols denote localities for which karyotypic data are available. Data from Gardner and Patton (1976), Maia et al (1984), Barros et al. (1991), Bonvicino et al. (1996), and this report.
Fig. 77 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 77. Frequency distribution of discriminant scores for individuals of the upriver and downriver cytochromeb clades of Neacomys minutus.
Fig. 75 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 75. Karyotypes of three species of Neacomys from the Rio Jurua´, western Brazil. A, N. musseri (MNFS 1395, locality 2), 2n=34. B, N. minutus (JLP 15847, locality 12), 2n=36. C, N. minutus (MNFS 624, locality 5), 2n=35. D, N. spinosus (MNFS 1481, locality 4).
Fig. 64 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 64. Localities and distribution of samples of spiny mice, Neacomys, from the Rio Jurua´, western Brazil. Solid circles = N. spinosus; solid square = N. musseri; triangles = N. minutus (open = upriver clade; solid = downriver clade).
Fig. 74 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 74. Illustrations of the size and shape of the incisive foramina of four specimens of Neacomys from eastern Perú and Rio Juruá basin of western Brazil. Upper Left: N. musseri (holotype, MVZ 171486). Upper Right: N. musseri (MNFS 1395, locality 2). Lower Left: N. minutus (JLP 16061, locality 9). Lower Right: N. spinosus (MNFS 1236, locality 1).
Fig. 59 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 59. Strict consensus tree of 24 equally minimumlength parsimony trees of 660 bp sequences of the mitochondrial cytochromeb gene for haplotypes of Philander, rooted by comparison to sequences from Micoureus and Marmosops. Branch lengths are proportional to the number of character changes Haplotypes for specimens from the Rio Juruá are identified by heavy lines and bold type; numbers refer to the specific locality as identified in the text and the map, fig. 1. Numbers at nodes are bootstrap values, based on 1000 replicates; percentages are average Kimura twoparameter distances. Individual haplotypes are keyed by number or letter to localities as mapped in fig. 58 and listed by voucher specimen numbers in table 16. Tree length = 309 steps; CI = 0.709; RI = 0.863.
Fig. 63 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 63. Strict consensus maximum parsimony tree of haplotypes of spiny mice, genus Neacomys, based on 801 bp of cytochromeb and rooted by comparison to species of Oryzomys. Branch lengths are proportional to the number of character changes. Each clade is identified as in the map (fig. 62). Haplotypes for specimens from the Rio Juruá are identified by heavy lines and bold type; numbers refer to the specific locality as identified in the text and the map, fig. 1. Numbers at nodes are bootstrap values, based on 1000 replicates; percentages are average Kimura twoparameter distances (see table 23). Tree length = 592 steps; CI = 0.514, RI = 0.790.
Fig. 68 in Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia
Fig. 68. Dorsal views of the stuffed study skins of three species of Neacomys from western Amazonia. From left to right: Neacomys musseri (holotype, MVZ 171486), N. minutus (holotype, INPA 2689), and N. spinosus (Rio Jurua´, JLP 15314, locality 7).
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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
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.