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54 results for “Microcionidae”
FIGURE 1 in A new shallow water species of Artemisina Vosmaer, 1885 (Microcionidae, Demospongiae; Porifera) from Northeastern Brazil
FIGURE 1. Artemisina brasili sp. nov. (UFPEPOR 2124 and MNRJ 20790). A, specimens in situ (MNRJ 20790); specimen freshly collected; B, detail of papillae and surface (UFPEPOR 2124); C, thick section showing the ectosome and choanosome; A–B = 1 cm; C = 200 µm.
FIGURE 2 in A new shallow water species of Artemisina Vosmaer, 1885 (Microcionidae, Demospongiae; Porifera) from Northeastern Brazil
FIGURE 2. Spicule complement of Artemisina brasili sp. nov. in SEM (UFPEPOR 2124, holotype). A, size variation of subtylostyles; B, details of subtylostyles; C, palmate isochelae; D, light microscope images of toxas (arrows). Scale bars: A = 100 µm; B = 5 µm; C = 5 µm; D = 50 µm.
FIGURE 5 in A new Clathria (Demospongiae, Microcionidae) from Peru occurring on rocky substrates as well as epibiontic on Eucidaris thouarsii sea urchins
FIGURE 5. Spicule composition of a red Clathria (Microciona) aculeofila sp. nov. (MNRJ 11449) in SEM. A–C, principal subtylostyles; D–F, details of respectively A–C; G–I, accessory acanthostyles; J, detail of I; K–M auxillary styles and subtylostyles; N–P, details of the base of K–M; Q–R, details of the extremities of L–M; S, toxas; T, isochelae. Scale bars: A–C = 100 ìm; G–I = 20 ìm; J = 5 ìm; K–M = 50 µm; N–R = 10 µm; S = 20 µm; T = 5 µm.
FIGURE 4 in A new Clathria (Demospongiae, Microcionidae) from Peru occurring on rocky substrates as well as epibiontic on Eucidaris thouarsii sea urchins
FIGURE 4. Ground section of a spine of the sea urchin Eucidaris thouarsii covered by Clathria (Microciona) aculeofila sp. nov. MNRJ 13317. Scale bar = 200 µm.
FIGURE 6 in A new Clathria (Demospongiae, Microcionidae) from Peru occurring on rocky substrates as well as epibiontic on Eucidaris thouarsii sea urchins
FIGURE 6. Spicule composition of a yellow Clathria (Microciona) aculeofila sp. nov. (MNRJ 12982) in SEM. A–C, principal subtylostyles; D–E, details of respectively A–B; F–G, accessory acanthostyles; H, detail of G; I–J auxillary styles and subtylostyles; K–N, details of various auxillary styles and subtylostyles; O, toxas; P, isochelae. Scale bars: A–C = 100 ìm; D– E = 10 ìm; F–G = 20 ìm; H = 5 µm; I–J = 50 µm; K–N = 10 µm; O = 20 µm; P = 5 µm.
FIGURE 3 in A new Clathria (Demospongiae, Microcionidae) from Peru occurring on rocky substrates as well as epibiontic on Eucidaris thouarsii sea urchins
FIGURE 3. Transversal fracture of a spine of the sea urchin Eucidaris thouarsii (SEM) showing the structure of the skeleton of Clathria (Microciona) aculeofila sp. nov. MNRJ 13317. 1 = basal layer of spongin, 2 = echinated paucispicular fibres.
FIGURE 1 in A new Clathria (Demospongiae, Microcionidae) from Peru occurring on rocky substrates as well as epibiontic on Eucidaris thouarsii sea urchins
FIGURE 1. Map of Peru with collection localities of Clathria (Microciona) aculeofila sp. nov. and details of the Punta Sal region. 1 = Cancas; 2 = Punta Sal, Punta Sal Balneario I and Punta Sal Balneario II; 3 = Máncora; 4 = El Ñuro; 5 = Lobos de Afuera Islands.
FIGURE 2 in A new Clathria (Demospongiae, Microcionidae) from Peru occurring on rocky substrates as well as epibiontic on Eucidaris thouarsii sea urchins
FIGURE 2. Clathria (Microciona) aculeofila sp. nov. in situ on spines of the sea urchin Eucidaris thouarsii (a, b, c, d) and encrusting rocky substrates (e, f). a, b = CZA 11332, c = CZA 12981, d = CZA 12982, e = CZA 11437, f = CZA 13031. White arrows indicate the sponge; black arrows indicate bare spines or bare tips of the spines. Scale bars: a = 3 cm; b = 2 cm; c = 3 cm; d - f = 2 cm.
FIGURE 10 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 10. Clathria (Thalysias) minuta. SEM micrographs of spicules of a specimen from Santa Marta. (a) Choanosomal principal style, (b) ectosomal auxiliary subtylostyle (larger choanosomal and subectosomal ones were not found in the SEM preparation), (c) echinating accessory acanthostyles, (d) wing-shaped toxa, (e) palmate chelae.
FIGURE 15 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 15. Clathria (Thalysias) chelosigmoidea n. sp. SEM micrographs of spicules of a specimen from Santa Marta. (a) Choanosomal principal styles, (b) ectosomal auxiliary subtylostyle (the larger choanosomal ones were scarce in the SEM sample), (c) echinating accessory acanthostyles, (d) sigmoid palmate chelae.
FIGURE 6 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 6. Clathria copiosa var. curacaoensis. SEM micrographs of spicules of the holotype (ZMA POR.726). Image courtesy of R.W.M. van Soest and Elly Beglinger (Naturalis Biodiversity Center, Leiden, The Netherlands).
FIGURE 2 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 2. Clathria (Thalysias) virgultosa. Schematic drawing of spicule types (A) and skeleton (B). (a) Choanosomal principal style, (b) choanosomal and subectosomal auxiliary subtylostyle, (c) ectosomal auxiliary subtylostyle, (d) echinating accessory acanthostyle, (e) oxeote toxa (some accolada), (f) wing-shaped toxa, (g) large and tiny palmate chelae, (h) section perpendicular to the surface below a conular area.
FIGURE 14 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 14. Clathria (Thalysias) chelosigmoidea n. sp. Schematic drawing of spicule types (A) and skeleton (B). (a) Basal principal styles, (b) choanosomal auxiliary subtylostyle, (c) ectosomal auxiliary subtylostyle, (d) echinating accessory acanthostyle, (e) sigmoid palmate chela, (f) section perpendicular to the surface.
FIGURE 8 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 8. Clathria (Thalysias) venosa. SEM micrographs of spicules of a specimen from Santa Marta. (a) Choanosomal principal styles, (b) choanosomal and subectosomal auxiliary subtylostyle, (c) ectosomal auxiliary subtylostyle, (d) echinating accessory acanthostyle, (e) oxeote-accolada toxa, (f, g) wing-shaped toxa, (h, i) tiny oxhorn toxa, (j) large and tiny contorted palmate chelae (some of the larger with reduced alae).
FIGURE 17 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 17. Clathria (Thalysias) opalina n. sp. SEM micrographs of spicules of a specimen from Santa Marta. (a) Choanosomal principal style, (b) choanosomal auxiliary subtylostyle (the smaller ectosomal category was scarce in the SEM sample), (c) echinating accessory acanthostyle, (d) palmate chelae.
FIGURE 16 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 16. Clathria (Thalysias) opalina n. sp. Schematic drawing spicule types (A) and skeleton (B). (a) Basal principal styles, (b) choanosomal and subectosomal auxiliary subtylostyle, (c) ectosomal auxiliary subtylostyle, (d) basal accessory acanthostyle, (e) palmate isochelae, (f) section perpendicular to the surface.
FIGURE 13 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 13. Clathria (Thalysias) sulfocleistochela n. sp. SEM micrographs of spicules of a specimen from Santa Marta. (a) Choanosomal principal style, (b) ectosomal auxiliary subtylostyle (the larger choanosomal ones were scarce in the SEM sample), (c) echinating accessory acanthostyle, (d) palmate cleistochelae, (e) normal palmate chelae.
FIGURE 9 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 9. Clathria (Thalysias) minuta. Schematic drawing of spicule types (A) and skeleton (B). (a) Choanosomal principal styles, (b) choanosomal and subectosomal auxiliary subtylostyle, (c) ectosomal auxiliary subtylostyle, (d) echinating accessory acanthostyles, (e) wing-shaped toxa with recurved ends, (f) palmate chela, (g) section perpendicular to the surface.
FIGURE 12 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 12. Clathria (Thalysias) sulfocleistochela n. sp. Schematic drawings of spicule types (A) and skeleton (B). (a) Choanosomal principal styles, (b) choanosomal auxiliary subtylostyle, (c) ectosomal auxiliary subtylostyle, (d) basal accessory acanthostyle, (e) palmate cleistochelae, (f) normal palmate chela, (g) section perpendicular to the surface in a thin (left) and slightly thicker (right) area.
FIGURE 3 in Taxonomy of Clathria (Thalysias) (Demospongiae: Poecilosclerida: Microcionidae) from the Colombian Caribbean, with description of three new species
FIGURE 3. Clathria (Thalysias) virgultosa. SEM micrographs of spicules. (a) Choanosomal principal style, (b) choanosomal and subectosomal auxiliary subtylostyle, (c) ectosomal auxiliary subtylostyle, (d) echinating accessory acanthostyle, (e) oxeote-raphidiform toxa, (f–g) wing-shaped toxa, (h) tiny oxhorn toxa, (i) small and large palmate chelae.
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Allen Brain Atlas
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OpenNeuro
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