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828 results for “ascidian”
FIGURE 17. Cnemidocarpa acanthifera n in Antarctic Ascidians (Tunicata) of the French-Australian survey CEAMARC in Terre Adélie
FIGURE 17. Cnemidocarpa acanthifera n. sp. A, siphonal spinules; B, holotype. Scale bars: A = 30µm; B = 5mm.
FIGURE 33 in Antarctic Ascidians (Tunicata) of the French-Australian survey CEAMARC in Terre Adélie
FIGURE 33. Molgula pedunculata: A, specimen with short peduncle; B, papillae on the tunic; C, specimen with long peduncle ventrally opened.
FIGURE 32 in Antarctic Ascidians (Tunicata) of the French-Australian survey CEAMARC in Terre Adélie
FIGURE 32. Molgula euplicata: A, body ventrally opened, scale bar = 10mm; B, part of the branchial sac; C, detail of the left gonad.
FIGURE10 in Antarctic Ascidians (Tunicata) of the French-Australian survey CEAMARC in Terre Adélie
FIGURE10. Ciona Antarctica: A, B, both sides of the body removed from the tunic, scale bar = 2cm; C, detail of the gonad and parietal organ; D, part of the branchial sac.
FIGURE 7. Aplidium siderum. A in Antarctic Ascidians (Tunicata) of the French-Australian survey CEAMARC in Terre Adélie
FIGURE 7. Aplidium siderum. A, thorax and abdomen of a zooid; B, abdomen of another zooid; C, gonads. Scale bar = 1mm.
FIGURE 1. Ascidiacea stations and bathymetry over the George V in Antarctic Ascidians (Tunicata) of the French-Australian survey CEAMARC in Terre Adélie
FIGURE 1. Ascidiacea stations and bathymetry over the George V and Terre Adélie Shelf. The bathymetry grid has a 250m grid pixel resolution over the shelf (Beaman 2008).
FIGURE 20 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 20. Pyura vittata: A, branchial sac; B, body opened along the ventral line; C, D spinules of the siphonal lining: C, in light microscopy on flattened tissue; D, with SEM, scale bar = 100µm.
FIGURE 16 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 16. Pyura curvigona? spinules of the internal side of the siphons: A, with SEM, B, in light microscopy. A, B, scale bar = 100µm.
FIGURE 19 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 19. Pyura elongata: A, right part of the branchial sac; B, body opened along the ventral line; C, spinules of the siphonal lining, scale bar = 10µm; D, spinules covering the external tunic surface of the body, scale bar = 100µm.
FIGURE 11 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 11. Eudistoma laysani: A, colony; B, stained larva, scale bar: 0.5mm. Eudistoma viride: C, colony; D, stained larva, scale bar = 0.25mm.
FIGURE 10 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 10. Cystodytes sp.: A, colony; B, zooid; C, larva. Scale bars: A = 0.5mm; B = 0.25mm. B, C, stained with hemalum.
FIGURE 8 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 8. Aplidium petrense: A, colonies from Raja Ampat; B, colonies from Madagascar; C, branchial sac; D, larva; E, zooid. Scale bars: C,D =0.5mm; E = 2mm; C, D, E stained with hemalum.
FIGURE 4 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 4. Didemnum sp.1, A, pigment cells mixed with spicules in the tunic without stain; B, spicules. Scale bars: A = 100µm, B = 10µm.
FIGURE 3 in Some ascidians from Indonesian marine lakes (Raja Ampat Islands, West Papua)
FIGURE 3. Didemnum sp.1, A, colony; B, thorax; C, abdomen. B, C stained with hemalum, scale bar:0.2mm.
FIGURE 8. Placentela crystallina. A in Shallow-water Ascidians from Matua Island (central Kuril Islands, NW Pacific)
FIGURE 8. Placentela crystallina. A, preserved colony; B, live specimen underwater; C, detail of thorax, body wall removed from the right side, arrow shows placental membrane; D, zooids; E, larva.
FIGURE 13. Distaplia matua n in Shallow-water Ascidians from Matua Island (central Kuril Islands, NW Pacific)
FIGURE 13. Distaplia matua n. sp. A, holotype KBPGI 1451/1; B, paratype KBPGI 1452/2; C, the same colony, enlarged view of branchial siphons; D, holotype, preserved; E, zooids.
FIGURE 12. Distaplia alaidi. A in Shallow-water Ascidians from Matua Island (central Kuril Islands, NW Pacific)
FIGURE 12. Distaplia alaidi. A, preserved colonies; B, colony underwater; C and D, the same colony, enlarged to show details of cloacal opening and orientation of branchial siphons; E, zooids.
FIGURE 6. Botryllus flavus n in Shallow-water Ascidians from Matua Island (central Kuril Islands, NW Pacific)
FIGURE 6. Botryllus flavus n. sp., colonies. A, paratype KBPGI 1450/2; B, holotype KBPGI 1449/1; C and D, specimens from Kamchatka.
FIGURE 4. Styela clavata. A in Shallow-water Ascidians from Matua Island (central Kuril Islands, NW Pacific)
FIGURE 4. Styela clavata. A, intact specimens; B, specimen with test removed; C, specimen opened ventrally; D, branchial sac; E, siphonal spines.
FIGURE 2. Ascidia callosa. A in Shallow-water Ascidians from Matua Island (central Kuril Islands, NW Pacific)
FIGURE 2. Ascidia callosa. A, intact specimen; B, specimen with test removed; C, specimen opened ventrally; D, branchial sac.
ScienceDex guides
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OpenNeuro
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