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35 results for “Pennatulacea”
FIGURE 1 in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 1. Illustrations of Anthoptilum grandiflorum: A, from Kükenthal & Broch 1911, Pl. 14, Fig. 6; B. Anthoptilum thomsoni (considered a synonym of A grandiflorum by Kükenthal 1915) from Kölliker 1880, Pl. 4, Fig. 16.
FIGURE 9 in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 9. Bathymetric map of the southern Tasmanian region showing collection stations for Anthoptilum gowlettholmesae sp. nov. (Adapted from Commonwealth of Australia, 2005).
FIGURE 8 in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 8. Comparative morphology of pennatulacean peduncles: A–B, Illustrations adapted from photographs of live colonies in situ (scale bars not given); A, Anthoptilum gowlettholmesae sp. nov. adapted from image number CSIRO-11208802- SS1106-019-20330 (courtesy CSIRO); B, indeterminate taxon, Hawai'i, with a translucent sucker — representational diagram of the proximal portion of a peduncle attached to rocky substratum — dotted lines represent conjectural internal structure, a = axis, ecs = expanded coenenchymal sheath, tb = terminal bulb, adapted from image number R-119-d1-03331 (courtesy NOAA, HURL archives). C–F, Illustrations from wet-preserved material: C, Calibelemnon francei sp. nov. (CAS 179453); D, Anthoptilum lithophilum sp. nov. (CAS 179453); E, Anthoptilum gowlettholmesae sp. nov. (TMAG K3876).
FIGURE 7. A in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 7. A, peduncle of Anthoptilum grandiflorum CAS 122323; B, Anthoptilum gowlettholmesae sp. nov. proximal portion of peduncle of paratype TMAG K3878; C, Calibelemnon francei sp. nov. holotype.
FIGURE 6 in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 6. Rock-inhabiting sea pens, in situ, scales not given: A–B, indeterminate taxon, Hawai'i, note the axis in the translucent sucker in image B (images courtesy of HURL); C, Anthoptilum lithophilum sp. nov., central California (photo courtesy of MBARI); D, indeterminate taxon, New Zealand (photo courtesy of NIWA). [Colonies in A,B,C only photographed and assumed to be on hard substrate]
FIGURE 10 in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 10. World map showing known geographic locations of rock-inhabiting sea pens: = Anthoptilum gowlettholmesae sp. nov.; = Anthoptilum lithophilum sp. nov.; = Calibelemnon francei sp. nov.; + = Anthoptilum decipiens; * = taxa indeterminate; from specimen CAS 179456 (Hawai'i) and/or underwater images (Hawai'i and New Zealand).
FIGURE 4 in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 4. Anthoptilum gowlettholmesae sp. nov.: A, paratype TMAG K3878 live; B, wet-preserved paratype TMAG K3877; C, wet-preserved holotype TMAG K3876.
Fig. 3 in Umbellula pomona sp. nov., a new sea pen from Mar del Plata Submarine Canyon (Cnidaria: Octocorallia: Pennatulacea)
Fig. 3. Transversal section of the central axis of paratype B of Umbellula pomona Risaro, Williams & Lauretta sp. nov. (MACN-IN 42609). A. Transversal section of the central axis between the peduncle and the rachis. B. Transversal section of the central axis near the terminal cluster.
Fig. 6 in Umbellula pomona sp. nov., a new sea pen from Mar del Plata Submarine Canyon (Cnidaria: Octocorallia: Pennatulacea)
Fig. 6. Variability of sizes and ornamentations of the tentacles' sclerites of the holotype of Umbellula pomona Risaro, Williams & Lauretta sp. nov. (MACN-IN 42608).
Fig. 5 in Umbellula pomona sp. nov., a new sea pen from Mar del Plata Submarine Canyon (Cnidaria: Octocorallia: Pennatulacea)
Fig. 5. Variability of sizes and ornamentations of the polyps' sclerites of the holotype of Umbellula pomona Risaro, Williams & Lauretta sp. nov. (MACN-IN 42608).
Fig. 1 in Umbellula pomona sp. nov., a new sea pen from Mar del Plata Submarine Canyon (Cnidaria: Octocorallia: Pennatulacea)
Fig. 1. Distribution of Umbellula pomona Risaro, Williams & Lauretta sp. nov. in Mar del Plata Submarine Canyon.
Fig. 4 in Umbellula pomona sp. nov., a new sea pen from Mar del Plata Submarine Canyon (Cnidaria: Octocorallia: Pennatulacea)
Fig. 4. Variability of sizes and ornamentations of the rachis' sclerites of the holotype of Umbellula pomona Risaro, Williams & Lauretta sp. nov. (MACN-IN 42608).
FIGURE 2 in Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatulacea)
FIGURE 2. Anthoptilum lithophilum sp. nov.: A, holotype CAS 179453; B, paratype CAS 179454.
FIGURE 5. Grasshoffia profundica n in The Genus Grasshoffia with the Description of a New Deep-water Species from the Northern Philippines (Octocorallia: Pennatulacea: Virgulariidae)
FIGURE 5. Grasshoffia profundica n. sp. Scanning electron micrographs of sclerites from polyps and polyp leaves. Scale bar = 0.03 mm.
Fig. 4. Gyrophyllum hirondellei Studer, 1891. A in A new family for the enigmatic sea pen genus Gyrophyllum Studer, 1891 (Octocorallia, Pennatulacea), a molecular and morphological approach
Fig. 4. Gyrophyllum hirondellei Studer, 1891. A. Holotype colony of G. hirondellei (MOM INV 120036) deposited in the Musée oceanographique de Monaco, ventral view. B. Detail from A, showing the compacted group of polyp leaves and autozooids 'calyces' without evident pointed processes. C–D. Dorsal and ventral view of BIAÇORES colony (MNHM OCT.A.579), see also Fig. 6A–B. Photographs A–B: Michel Dagnino.
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