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555 results for “Rio de Janeiro”
FIGURES 29–33 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 29–33. Cratera anamariae sp. nov. Sagittal views. Anterior to the right. (29) diagrammatic reconstruction of the copulatory apparatus of the holotype. (30) micrograph of the copulatory apparatus of the holotype. (31) micrograph of the tip of the penis papilla of the holotype. (32) micrograph of the penis papilla of the holotype. (33) micrograph of the penis papilla of paratype PL 1568.
FIGURES 34–38 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 34–38. Cratera anamariae sp. nov. Sagittal views. (34) micrograph of the penis papilla of paratype PL 1566. Anterior to the left. (35) micrograph of the penis papilla of paratype PL 1566. Anterior to the left. (36) micrograph of the female genital canal and atrium of the holotype. (37) micrograph of the copulatory apparatus of paratype PL 1571. Anterior to the right. (38) micrograph of the ovary and anteriormost testis of paratype PL 1569. Anterior to the right.
FIGURES 22–24 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 22–24. Cratera anamariae sp. nov. (22) living paratype PL 1570, about 30 mm in length. (23) wounded paratype PL 1572, as found in nature. (24) anterior end of paratype PL 1570 in ethanol.
FIGURES 25–28 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 25–28. Cratera anamariae sp. nov. Micrographs. (25) sagittal section a region anterior to the pharynx of paratype PL 1572. (26) general view of a transverse section of the pre-pharyngeal region of the holotype. (27) glandular margin of the paratype PL 1569 in a transverse section. (28) sagittal section of the pharynx paratype PL 1572. Anterior to the left.
FIGURES 18–21 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 18–21. Cratera anamariae sp. nov. Living specimens. (18) holotype, about 30 mm in length. (19) partial view of the ventral side of the holotype. (20) dorsal view of paratype PL 1566, about 35 mm in length. (21) dorsal view of paratype PL 1568, about 35 mm in length.
FIGURES 14–17 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 14–17. Cratera cuarassu sp. nov. Micrographs. (14) common glandular duct and female atrium of the paratype F2192 in a sagittal section. Anterior to the right. (15) sagittal section of the paratype F2192 showing the small cavity into which opens the ejaculatory duct. (16) sagittal section of the paratype F2192 showing the genital female canal and posterior aspect of the female atrium. Anterior to the right. (17) sagittal section of the copulatory apparatus of the paratype PL 809, incompletely developed. Anterior to the left.
FIGURES 8–13 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 8–13. Cratera cuarassu sp. nov. Holotype. Anterior to the right. (8–9) micrographs of a sagittal section of the copulatory apparatus of the holotype. (10) micrograph of a detail of the large cavity within the penis papilla of the holotype. (11) micrograph of a parasagittal section of the copulatory apparatus of the holotype. (12) micrograph of the genital female canal and posterior aspect of the female atrium of the holotype in a sagittal section. (13) diagrammatic reconstruction of copulatory apparatus of the holotype from sagittal sections.
FIGURES 4–7 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 4–7. Cratera cuarassu sp. nov. Micrographs of the holotype. (4) micrograph of the glandular margin of holotype in a transverse section of the pre-pharyngeal region. (5) micrograph of the ventral cutaneous musculature tangentially cut in a horizontal section. Red line indicates longitudinal fibers; the pinkish line indicates decussate fibers. Anterior to the bottom. (6) micrograph of a detail of ventral cutaneous musculature tangentially cut in a horizontal section. Red line indicates longitudinal fibers; the pinkish line delimits the decussate fibers. Anterior to the bottom. (7) micrograph of a sagittal section of the pharynx of the holotype. Anterior to the right.
FIGURES 1–3 in Anatomical deviation of male organs of land planarians from Rio de Janeiro, Brazil, with description of two new species of Cratera (Platyhelminthes, Tricladida)
FIGURES 1–3. Cratera cuarassu sp. nov. (1) living paratype PL 805 creeping in dorsal view. About 60 mm in length. (2) living paratype PL 805 in ventral view. (3) fixed holotype on a millimetered paper after cutting off a piece of the central body.
FIG. 6 in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 6.—Distribution of 50 calls from one voucher specimen of Fritziana izecksohni (ZUFRJ 13317) along the first and second axes of a principal component analysis (PCA) generated from 10 acoustical variables with 95% confidence ellipses. Note that there are no clear gaps within the variation. See text for explanations of the acronyms for the call variables.
FIG. 9 in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 9.—Oscillograms (A, D, G, J), spectrograms (B, E, H, K), and power spectra (C, F, I, L) of one advertisement call of each available Fritziana species: F. fissilis (A–C) from municipality of Teresópolis, state of Rio de Janeiro; F. goeldii (D–F) from municipality of Teresópolis, state of Rio de Janeiro; F. izecksohni (G–I) from municipality of Teresópolis, state of Rio de Janeiro; and F. ohausi (J–L) from municipality of Petropólis, state of Rio de Janeiro. Spectrograms and power spectra with Hann window function, window size 512 samples, overlap 99%, and amplitude plotted on a logarithmic scale.
FIG. 8 in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 8.—Oscillogram (A) and spectrogram (B) of five advertisement calls of Fritziana izecksohni from municipality of Teresópolis, state of Rio de Janeiro. From left to right, note the decrease of pulse-group number per call and increase of pulse-group duration and pulse number (see text). Spectrogram with Hann window function, window size 512 samples, overlap 99%, and amplitude plotted on a logarithmic scale.
FIG. 3 in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 3.—Dorsal view of the body (A), ventral view of the right foot (B), ventral view of the right hand (C), and lateral view of the head (D) from the holotype of Fritziana izecksohni (ZUFRJ 13978), an adult female from municipality of Teresópolis, state of Rio de Janeiro. Scale bars: 10 mm in A; 1 mm in B, C, D.
FIG. 7 in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 7.—Oscillogram (A) and spectrogram (B) of one advertisement call of Fritziana izecksohni (adult male ZUFRJ 13317) from municipality of Teresópolis, state of Rio de Janeiro. Oscillogram (C) and spectrogram (D) of the two pulse types, from left to right, short and long pulse (see text) belonging to the same specimen as depicted in panels A and B. Final longer pulse marked with asterisks. Spectrograms with Hann window function, window size 512 samples, overlap 99%, and amplitude plotted on a logarithmic scale.
FIG. 2.—A in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 2.—A male Fritziana izecksohni (A; ZUFRJ 13317), a male F. goeldii (B; UNIRIO 2538), a male F. ohausi (C; ZUFRJ 14094), and a male F. fissilis (D; ZUFRJ 14093) from municipality of Teresópolis, state of Rio de Janeiro; and a female F. ulei (E; ZUFRJ 13337) from municipality of Nova Friburgo, state of Rio de Janeiro. Radiographs with nasals and sphenethmoid as assigned on panel A. Note the spaces (hatched) between the nasals and maxillae. Mouths of the five specimens are opened. Scale bars ¼ 2 mm.
FIG. 5 in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 5.—Sketches of dorsal pattern variation of male paratypes (A: MNRJ 48613, SVL 21.5 mm; B: ZUFRJ 14528, SVL 25.1 mm) of Fritziana izecksohni. Note the interrupted pattern of an inverted triangle on the dorsum that differs from the holotype pattern seen in Fig. 4A.
FIG. 10 in A New Bromeligenous Species of Fritziana Mello-Leitão, 1937 (Amphibia: Anura: Hemiphractidae) from High Elevations in the Serra Dos Órgãos, Rio de Janeiro, Brazil
FIG. 10.—Geographic distribution of the species of Fritziana in Brazil (upper-left inset). Fritziana aff. fissilis sp. 1 sensu Franz and de Mello (2015), and F. aff. fissilis sp. 2 sensu Castroviejo-Fisher et al. (2015).
FIGURE 3. Cycloramphus eleutherodactylus var. variegata A. Lutz, 1929 in Type specimens of the species of Cycloramphus Tschudi, 1838 (Anura, Cycloramphidae) in the collections of the Museu Nacional, Rio de Janeiro, Brazil
FIGURE 3. Cycloramphus eleutherodactylus var. variegata A. Lutz, 1929. Lectotype, AL-MN 908 (SVL 35.8 mm).
FIGURE 2. Cycloramphus eleutherodactylus var. strigillata A. Lutz, 1929 in Type specimens of the species of Cycloramphus Tschudi, 1838 (Anura, Cycloramphidae) in the collections of the Museu Nacional, Rio de Janeiro, Brazil
FIGURE 2. Cycloramphus eleutherodactylus var. strigillata A. Lutz, 1929. Holotype, AL-MN 712 (SVL 40.8 mm).
FIGURE 2 in Begonia piraquara (Begoniaceae) a new species from Atlantic Coastal Forest in the State of Rio de Janeiro, Brazil
FIGURE 2. Distribution map of Begonia piraquara (circle). Blue line indicates the limits of area of the Pedra Branca State Park.
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