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18 results for “Amphoriscus”
FIGURE 13 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 13. Amphoriscus gastrorhabdifera (holotype BMNH 1928.2.15.833). A—Cortical triactine. B—Subcortical tetractine. C—Subatrial/atrial diactine.
FIGURE 11 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 11. Amphoriscus decennis sp. nov. (holotype UFRJPOR 9031). A, A'—Cortical tetractines. B—Subatrial triactine. C, C'—Atrial tetractines.
FIGURE 9 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 9. Amphoriscus semoni (BMNH 1886.6.7.32). A—General view of the skeleton. B—Inarticulation formed by cortical tetractines (black arrow) and subatrial triactines (white arrow). C—A small cortical tetractine and subatrial triactine with unequal paired actines. D—Atrial tetractines (black arrow) with the short apical actine perforating the atrial wall. Abbreviations: at—atrium and ct—cortex.
FIGURE 6 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 6. Amphoriscus gregorii (paratype BMNH 1896.11.5.18). A—Section showing the syconoid aquiferous system and (in detail) a stomoblastula. B—Overview of the skeleton. C—Cortical tetractines. The arrow indicates giant tetractines of long apical actine, which often pierce the atrial wall. D—Microdiactines arranged in the cortex. E—Subatrial region with triactines (arrow). F—Tangential section with atrial triactines (arrow) and tetractines. Abbreviations: at—atrium and ct—cortex.
FIGURE 5. Amphoriscus elongatus. A in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 5. Amphoriscus elongatus. A—Transversal section (BMNH 1955.12.13.10). B—Reproductive elements in the choanosome (black arrows; BMNH 1955.12.13.10). C—Cortical region with trichoxea and giant tetractines (BMNH 1955.12.13.11). D—Subatrial region with triactines and rare tetractines (arrow; BMNH 1955.12.13.11). E—Skeletal organization and a pseudo (?) subatrial triactine (arrow; BMNH 1955.12.13.11). F—Atrial region pierced by the apical actine of tetractines (BMNH 1955.12.13.10). Abbreviations: at—atrium and ct—cortex.
FIGURE 7 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 7. Amphoriscus pedunculatus (B–F: holotype UFRJPOR 5802). A—Specimens in ethanol (paratype UFRJPOR 5803). B—Section of the cortex. C—Skeletal organization. Arrow indicates a triactine. D—Subcortical region with trichoxeas (arrow). E—Trichoxeas (arrow) close to subcortical lacunae (*). F—Atrial region with tetractines.
FIGURE 8 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 8. Amphoriscus pedunculatus (holotype UFRJPOR 5802). A—Cortical triactine. B—Cortical tetractine. C—Subatrial triactine. D—Atrial tetractine.
FIGURE 3 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 3. Distribution of Amphoriscus chrysalis. Type locality (red), previous record (blue), and new records (black).
FIGURE 2 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 2. Amphoriscus chrysalis (LBIM 1968-326). A—Cortical tetractine. B—Cortical triactine. C—Subatrial triactine. D—Subatrial tetractine. E—Atrial tetractine. Abbreviations: p1 and p2—paired actines.
FIGURE 1. Amphoriscus chrysalis. A in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 1. Amphoriscus chrysalis. A—SME-500 fixed in ethanol. B—Transversal section of the skeleton (LBIM 1968- 556 L). C—Cortical region with a tuft of trichoxeas (arrowhead; LBIM 1968-355). D—Lacunae (*) in the subatrial region and reproductive elements (LBIM 1968-556 L). E—Subatrial region with triactines and tetractines (arrowhead; LBIM 1968- 556 L). F—Atrial surface pierced by long apical of the atrial tetractines (LBIM 1968-556 L). Abbreviations: at—atrium and ct—cortex.
FIGURE 4 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 4. Amphoriscus elongatus (holotype BMNH 1884.4.22.27). A—Holotype fixed in ethanol. B—Tangential section of the cortex showing giant tetractines (black arrow) and small sagittal triactines (white arrow). C—General view of a transversal section. D—Detail of a transversal section showing cortical spicules and the inarticulated region. Abbreviations: at—atrium and ct—cortex.
FIGURE 3 in The new sponge species AmPHOriscus Pedunculatus (Porifera, Calcarea)
FIGURE 3. Amphoriscus pedunculatus sp. nov. (UFRJPOR 5802). SEM. A—Fixed specimen; B—Cross-section of the body; C—Cross-section of the peduncle; D—Tangential section of the body surface; E—Border between the body surface and the peduncle; F—Tangential section of the peduncle surface.
FIGURE 2 in The new sponge species AmPHOriscus Pedunculatus (Porifera, Calcarea)
FIGURE 2. Amphoriscus pedunculatus sp. nov. (UFRJPOR 5802). A—Specimen in vivo (Photo: V. Padula); B—Fixed specimen; C—Tangential section showing cortical triactines; D—Cross-section; E—Tangential section showing the atrial tetractines (arrow); F—Tangential section of the atrium.
FIGURE 1 in The new sponge species AmPHOriscus Pedunculatus (Porifera, Calcarea)
FIGURE 1. Type locality of Amphoriscus species. 1—Suriname (A. ancora: Van Soest 2017); 2—Adriatic Sea (A. bucchichii: Ebner 1887, A. chrysalis: Schmidt 1864, A. cylindrus: Haeckel 1872, A. gregorii: Lendenfeld 1891); 3—Australia (A. cyathiscus: Haeckel 1870); 4—Tyrrherian Sea (A. dohrni: Sarà 1960, A. salfii: Sarà 1951); 5—Prince Edward Island (A. elongatus: Poléjaeff 1883); 6—Tristan da Cunha (A. gastrorhabdifer: Burton 1932); 7—South Africa (A. kryptoraphis: Urban 1908); 8—Florida (A. oviparus: Haeckel 1872, A. perforatus: Haeckel 1872); 9—Indonesia (A. semoni: Breitfuss 1896); 10— NE Brazil (A. synapta: Haeckel 1872); 11—Cuba (A. testiparus: Haeckel 1872); 12—Venezuela (A. urna: Haeckel 1870); 13— SE Brazil (A. pedunculatus sp. nov.).
FIGURE 81. Amphoriscus semoni Breitfuss, 1896, ZMA Por. 10527 in Calcareous sponges of the Western Indian Ocean and Red Sea
FIGURE 81. Amphoriscus semoni Breitfuss, 1896, ZMA Por. 10527, SEM images of the spicules, a, giant tetractines, b, giant triactine, c, subatrial triactine, d, atrial tetractines.
FIGURE 80. Amphoriscus semoni Breitfuss, 1896, ZMA Por. 10527 from the Seychelles, a in Calcareous sponges of the Western Indian Ocean and Red Sea
FIGURE 80. Amphoriscus semoni Breitfuss, 1896, ZMA Por. 10527 from the Seychelles, a, habitus of group of individuals (scale bar = 1 cm), b–e, SEM images of skeleton, b, cros section of body wall, c, overview from above of peripheral skeleton, d, detail of peripheral skeleton, e, overview from above of atrial skeleton.
FIGURE 10 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 10. Amphoriscus decennis sp. nov. (holotype UFRJPOR 9031). A—Specimen preserved in ethanol (UFRJPOR 9035). B—Transversal section showing a general view of the skeleton. C—Trichoxea protruding from the cortex. D—Subatrial region consisting of triactines (arrow). E, F—Atrial region composed exclusively of tetractines. Abbreviations: at—atrium and ct—cortex.
FIGURE 12 in Partial taxonomic revision of Amphoriscus Haeckel, 1870 (Porifera: Calcarea) with description of A. decennis sp. nov.
FIGURE 12. Amphoriscus gastrorhabdifera (holotype BMNH 1928.2.15.833). A—Holotype in ethanol. B—General view of a skeletal section. C—A triactine (arrow) at the cortical region. D—Giant tetractines organised at the skeleton. E—Apical of the tetractines (arrows) perforating the atrial wall and layer of diactines surrounding the atrium. F—Subatrial/ atrial region composed exclusively of diactines (arrow). Abbreviations: at—Atrium and ct—cortex.
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