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47 results for “Cratera”
FIGURE 14 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 14. Cratera arucuia sp. n. Holotype. (A): diagrammatic representation of the copulatory apparatus from sagittal sections. (B): photomicrograph of a sagittal section of the copulatory apparatus.
FIGURE 13 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 13. Cratera arucuia sp. n. (A): dorsal view of the paratype F3094. (B): dorsal view of the paratype F3135. (C): dorsal view of the paratype F2784 showing thinner lateral stripes. (D): dorsal view of the paratype F3135 showing eye distribution on anterior region. (E): photomicrograph of a sagittal section of the pharynx of paratype F2696.
FIGURE 12 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 12. Cratera picuia sp. n. Holotype. (A): photomicrograph of a sagittal section showing the intrabulbar position of the prostatic vesicle. (B): photomicrograph of a sagittal section of the tip of penis papilla. (C): photomicrograph of a sagittal section of the female genital canal and female atrium.
FIGURE 9 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 9. Cratera taxiarcha (Marcus, 1951). (A) diagrammatic representation of the copulatory apparatus of specimen F3518 from sagittal sections. (B): photomicrograph of a sagittal section of the copulatory apparatus of specimen F3518.
FIGURE 4 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 4. Cratera hina (Marcus, 1951). (A): dorsal view of the live specimen F5682. (B): photomicrograph of a sagittal section of penis papilla of specimen F5682; arrowheads point to longitudinal muscle between two circular muscle underlying the papillar epithelium (detail in inset). (C): photomicrograph of a sagittal section of the copulatory apparatus of holotype. (D): photomicrograph of a horizontal section of the penis papilla tip of specimen F5682, showing the ejaculatory duct. (E): photomicrograph of a horizontal section of the copulatory apparatus of specimen F5682, showing glands piercing dorsal epithelium of male atrium and encountering of ovovitelline ducts with female genital duct.
FIGURE 11 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 11. Cratera picuia sp. n. Holotype. (A): dorsal view of the live specimen. (B): photomicrograph of a sagittal section of the pharynx. (C): photomicrograph of a sagittal section of the copulatory apparatus. (D): diagrammatic representation of the copulatory apparatus from sagittal sections.
FIGURE 1 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 1. Molecular phylogenetic relationships of species of Cratera (modified from Carbayo et al., 2013). Cratera arucuia sp. n. was named as Cratera sp. 2, whereas Cratera picuia sp. n. was named as Geoplana hina in Carbayo et al. (2013). Paratype F2783 is the terminal representing C. arucuia sp. n.
FIGURE 3 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 3. Cratera crioula (Froehlich, 1955). (A): photomicrograph of a sagittal section of the copulatory apparatus of holotype. (B): diagrammatic representation of the copulatory apparatus of specimen F2946 from sagittal sections.
FIGURE 10 in Taxonomic revision of four species of the Neotropical land planarian genera Cratera and Geoplana (Platyhelminthes, Tricladida) with a description of two new species and an emendation of Cratera
FIGURE 10. Hand drawings, probably by E. M. Froehlich, of two hatchlings, one with the body color pattern of C. taxiarcha (left), another with the pattern of G. ferussaci (right) in Marcus's opinion. Note the newspaper clipping glued on bottom left corner, reporting the wreck of a ship called 'Taxiarchis'. See text for details.
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.
Figures 23-26 from: Rossi I, Leal-Zanchet A (2017) Three new species of Cratera Carbayo et al., 2013 from Araucaria forests with a key to species of the genus (Platyhelminthes, Continenticola). ZooKeys 643: 1-32. https://doi.org/10.3897/zookeys.643.11093
Figures 23-26 - Cratera nigrimarginata sp. n., dorsal view, 23 holotype, pattern of pigmentation 24–26 specimen MZU PL.00220, eye pattern (24), anterior extremity (25) and median third of body (26).
Figures 27-34 from: Rossi I, Leal-Zanchet A (2017) Three new species of Cratera Carbayo et al., 2013 from Araucaria forests with a key to species of the genus (Platyhelminthes, Continenticola). ZooKeys 643: 1-32. https://doi.org/10.3897/zookeys.643.11093
Figures 27-34 - Cratera nigrimarginata sp. n., holotype, 27 dorsal eye, horizontal section 28 anterior region of body, transverse section 29–32 pre-pharyngeal region, transverse sections, body margin (30), dorsal portion (31), ventral portion (32) 33 pharynx, sagittal section 34 ovary, sagittal section.
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