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56 results for “Axinellidae”
FIGURE 11 in Sponges of the family Axinellidae (Porifera: Demospongiae) in Indonesia
FIGURE 11. Ptilocaulis cf. spiculifer: A–B, RMNH POR. 2622: light microphotograph of skeleton; C, diagram of spicules. * indicates that spicule is not found in all examined specimens. Scale bars: A, 500 µm; B, 200 µm, C, 50 µm.
FIGURE 8 in Sponges of the family Axinellidae (Porifera: Demospongiae) in Indonesia
FIGURE 8. Phakellia cf. tropicalis. A, ZMA Por. 12356, preserved specimen. B, ZMA Por. 12356, light microphotograph of skeleton, C, drawing of spicules. Scale bars: A, 2 cm; B, 500 µm; D, 100 µm.
FIGURE 3 in Two new Auletta Schmidt, 1870 (Axinellidae; Demospongiae; Porifera) from Brazil
FIGURE 3. Spicule complement of Auletta akaroa sp. nov. in SEM (UFPEPOR 3054, holotype). A, size variation of styles; B, strongyles; C, tips of styles; D, details of strongyles. Scale bars: A–B = 100 µm; C = 20 µm; D = 10 µm.
FIGURE 4 in Two new Auletta Schmidt, 1870 (Axinellidae; Demospongiae; Porifera) from Brazil
FIGURE 4. Auletta laboreli sp. nov. (UFPEPOR 3168 and UFPEPOR 3169). A, specimens preserved (UFPEPOR 3168, holotype); B, specimens preserved (UFPEPOR 3169, paratype); C, detail of oscula (arrows); D, detail of choanosome; E, thick section showing the ectosome and choanosome. Scale bars: A–B = 2 cm; C = 1 cm; D = 100 µm; E = 500 µm.
FIGURE 1 in Two new Auletta Schmidt, 1870 (Axinellidae; Demospongiae; Porifera) from Brazil
FIGURE 1. Location of the studied area and the collection sites of Auletta species: (1) Auletta akaroa sp. nov. (Alagoas State); (2), (3) Auletta laboreli sp. nov. (Pernambuco State).
FIGURE 2 in Two new Auletta Schmidt, 1870 (Axinellidae; Demospongiae; Porifera) from Brazil
FIGURE 2. Auletta akaroa sp. nov. (UFPEPOR 3054, holotype). A, specimen preserved; B–C, details of oscula; D, thick section showing the ectosome and choanosome; E, detail of multispicular tracts of strongyles; F, detail of uni- and paucispicular styles. Scale bars: A = 1 cm; B–C = 5 mm; D–E = 150 µm.
FIGURE 3 in New records of Endectyon (Endectyon) xerampelina (Lamarck, 1814) (Demospongiae: Axinellida: Raspailiidae) from the Tropical Western Atlantic Ocean, with comments on its distribution and type locality
FIGURE 3. Distribution of Endectyon species in the Tropical Western Atlantic Ocean: E. (E.) tenax (square); E. (H.) hamatum (circle); E. (E.) xerampelina (stars) – sensu van Soest (2017), as R. (R.) johnhooperi (gray stars), and new records from N and NE of Brazil (black stars).
FIGURE 2 in New records of Endectyon (Endectyon) xerampelina (Lamarck, 1814) (Demospongiae: Axinellida: Raspailiidae) from the Tropical Western Atlantic Ocean, with comments on its distribution and type locality
FIGURE 2. Spicule complement of Endectyon (Endectyon) xerampelina (Lamarck, 1814) in SEM. A, size variation of choanosomal strongyles and styles; B, subectosomal styles; C, ectosomal styles; D, variation of acanthostrongyles and acanthostyles.
FIGURE 1 in New records of Endectyon (Endectyon) xerampelina (Lamarck, 1814) (Demospongiae: Axinellida: Raspailiidae) from the Tropical Western Atlantic Ocean, with comments on its distribution and type locality
FIGURE 1. Endectyon (Endectyon) xerampelina (Lamarck, 1814). A–B, preserved specimens; C, preserved specimen and detail of membrane and fused branches (arrows); D, hispid surface; E, transverse section showing the ectosome and choanosome; F, bundles of ectosomal styles surrounding the long extra-axial styles; G, position of acanthostrongyles in the peripheral axial skeleton (arrow).
FIGURE 3 in A new species of the sponge Raspailia (Raspaxilla) (Porifera: Demospongiae: Axinellida: Raspailiidae) from deep seamounts of the Western Pacific
FIGURE 3. An undigested cross section of the holotype of R. (R.) frondosa sp. nov., MNHN-IP-2015-1402 (fragment QM G335124), showing the choanosomal rhabdostyles supporting the fragile ectosome and the subectosomal styles penetrating the ectosome.
FIGURE 4 in A new species of the sponge Raspailia (Raspaxilla) (Porifera: Demospongiae: Axinellida: Raspailiidae) from deep seamounts of the Western Pacific
FIGURE 4. Transmitted light micrograph of a crossection of the paratype QM G318701 of R. (R.) frondosa sp. nov., showing the well-differentiated axial and extra axial regions of the skeleton, and the restriction of rhabdostyles and styles to the subectosomal and ectosomal regions.
FIGURE 1 in A new species of the sponge Raspailia (Raspaxilla) (Porifera: Demospongiae: Axinellida: Raspailiidae) from deep seamounts of the Western Pacific
FIGURE 1. Fixed specimens of R. (R.) frondosa sp. nov., clockwise from the top left: paratype QM G335144; holotype MNHN-IP-2015-1402 (fragment QM G335124); paratype QM G318701.
FIGURE 2 in A new species of the sponge Raspailia (Raspaxilla) (Porifera: Demospongiae: Axinellida: Raspailiidae) from deep seamounts of the Western Pacific
FIGURE 2. Spicules of the holotype R. (R.) frondosa sp. nov., MNHN-IP-2015-1402 (fragment QM G335124). A subectosomal style, B terminations of subectosomal style, C–G choanosomal rhabdostyles
FIGURE 3 in A new species of Hymeraphia Bowerbank, 1864 (Axinellida: Raspailiidae) from a deep-water canyon southwest off Ireland
FIGURE 3. SEM of acanthostyles in Hymeraphia spp.: A, H. stellifera Holotype BMNH 1877.5.21.460; B, H. breeni Holotype BELUM Mc2486; C, H. elongata Holotype BELUM Mc3129; D, Hymeraphia vaceleti sp.nov. Holotype BELUM Mc2018.1.
FIGURE 1 in A new species of Hymeraphia Bowerbank, 1864 (Axinellida: Raspailiidae) from a deep-water canyon southwest off Ireland
FIGURE 1. Best tree output from RaxML of 28S rRNA (D1–D2 region) sequences. Figures at nodes correspond to bootstrap support followed by posterior probabilities from the Bayesian analysis.
FIGURE 8 in Description and molecular phylogeny of Axinella nayaritensis n. sp. (Porifera: Axinellida) from East Pacific and remarks about the polyphyly of the genus Axinella
FIGURE 8. Consensus tree of genus Axinella using Maximum Likelihood and Bayesian method based on COI mtDNA. Bootstrap values/posterior probabilities (ML/BI) are indicated above the principal node. The clades of Axinella proposed by Gazave et al. 2010 are and labelled as AXI1, AXI 2 and AXI 3. Taxon names are followed by their GenBank accession numbers. Indicate the new species belonging to the Axinella genus.
FIGURE 7 in Description and molecular phylogeny of Axinella nayaritensis n. sp. (Porifera: Axinellida) from East Pacific and remarks about the polyphyly of the genus Axinella
FIGURE 7. Consensus tree of genus Axinella using Maximum Likelihood and Bayesian methods based on 18S rDNA. Bootstrap values/posterior probabilities (ML/BI) are indicated under the principal node. The clades of Axinella proposed by Gazave et al. 2010 are shaded and labelled as AXI I, AXI 2 and AXI 3. Taxon names are followed by their GenBank accession numbers. Indicates the new species belonging to the Axinella genus.
FIGURE 3. Axinella nayaritensis n in Description and molecular phylogeny of Axinella nayaritensis n. sp. (Porifera: Axinellida) from East Pacific and remarks about the polyphyly of the genus Axinella
FIGURE 3. Axinella nayaritensis n. sp. Dry specimen collected from Nayarit A) Preserved specimen where the ectosomal membrane is collapsed. B) Detail of a branch of A) where is clearly observable the ridge surface and the subectosomic canals.
FIGURE 2. Axinella nayaritensis n in Description and molecular phylogeny of Axinella nayaritensis n. sp. (Porifera: Axinellida) from East Pacific and remarks about the polyphyly of the genus Axinella
FIGURE 2. Axinella nayaritensis n. sp. in situ at isla Isabel. A) Holotype at 24 m depth. Black arrows show oscules, and white arrows subectosomic canals. B), C, D) different growth forms and stages of growth (white arrows) found between 21 and 25 m depth.
FIGURE 4. Axinella nayaritensis n in Description and molecular phylogeny of Axinella nayaritensis n. sp. (Porifera: Axinellida) from East Pacific and remarks about the polyphyly of the genus Axinella
FIGURE 4. Axinella nayaritensis n. sp. skeleton of a branch to SEM. A) Cross section where is clearly distinguishable a dense central axial condensation skeleton from which radiate to the surface an extra axial plumoreticulated skeleton. B) Detail of the area of transition to central axial condensation and the plumoreticulated area. C) Extra axial skeleton in the sponge surface where can be observable spicule brushes (D, E).
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