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2001
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| Accesso online: | https://doi.org/10.5281/zenodo.5468033 |
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| author | Monniot, Françoise Monniot, Claude |
| author_facet | Monniot, Françoise Monniot, Claude |
| contents | <p><b><i>Didemnum rodriguesi</i> Rocha & Monniot F., 1993</b></p><p>(Figs 55; 120F)</p><p><i>Didemnum rodriguesi</i> Rocha & Monniot F., 1993: 261, figs 1; 2, Brazil and New Caledonia. — Monniot C. <i>et al.</i> in press, Sodwana Bay, South Africa. MATERIAL EXAMINED. — <b>Papua New Guinea.</b> Milne Bay, China Straits, 10°34.50’S, 150°40.73’E, 23 m, 10.VI.1998 (MNHN A2 DID. C 463).</p><p>DESCRIPTION</p><p>The colonies are thin red crusts covering many kinds of substrates (Fig. 120F). The surface is smooth but appears as finely prickled and pitted, due to the distribution of spicules in the surface layer of the colony. The spicules are dense throughout the thickness of the colony: they are stellate, up to 40 µm in diameter.</p><p>The zooids have a wide cloacal aperture. The lateral thoracic organs are above the third transverse vessel. The thorax is narrowed posteriorly. The gut forms a twisted loop. There is a single testis follicle which is covered by about seven turns of the sperm duct.</p><p>The developed larvae (Fig. 55) protrude at the colony surface. They have three short adhesive papillae encircled by seven to eight pairs of ampullae. They are not gemmiparous.</p><p>REMARKS</p><p>This richly coloured <i>Didemnum</i> is well-characterised by the microscopical pattern of its colony surface. Its distribution is surprisingly large, as it occurs in Papua New Guinea, New Caledonia, South Africa, and Brazil.</p> |
| format | Recurso digital |
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| publishDate | 2001 |
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| spellingShingle | Didemnum rodriguesi Rocha & Monniot F. 1993 Monniot, Françoise Monniot, Claude Biodiversity Taxonomy Animalia Chordata Ascidiacea Aplousobranchia Didemnidae Didemnum Didemnum rodriguesi <p><b><i>Didemnum rodriguesi</i> Rocha & Monniot F., 1993</b></p><p>(Figs 55; 120F)</p><p><i>Didemnum rodriguesi</i> Rocha & Monniot F., 1993: 261, figs 1; 2, Brazil and New Caledonia. — Monniot C. <i>et al.</i> in press, Sodwana Bay, South Africa. MATERIAL EXAMINED. — <b>Papua New Guinea.</b> Milne Bay, China Straits, 10°34.50’S, 150°40.73’E, 23 m, 10.VI.1998 (MNHN A2 DID. C 463).</p><p>DESCRIPTION</p><p>The colonies are thin red crusts covering many kinds of substrates (Fig. 120F). The surface is smooth but appears as finely prickled and pitted, due to the distribution of spicules in the surface layer of the colony. The spicules are dense throughout the thickness of the colony: they are stellate, up to 40 µm in diameter.</p><p>The zooids have a wide cloacal aperture. The lateral thoracic organs are above the third transverse vessel. The thorax is narrowed posteriorly. The gut forms a twisted loop. There is a single testis follicle which is covered by about seven turns of the sperm duct.</p><p>The developed larvae (Fig. 55) protrude at the colony surface. They have three short adhesive papillae encircled by seven to eight pairs of ampullae. They are not gemmiparous.</p><p>REMARKS</p><p>This richly coloured <i>Didemnum</i> is well-characterised by the microscopical pattern of its colony surface. Its distribution is surprisingly large, as it occurs in Papua New Guinea, New Caledonia, South Africa, and Brazil.</p> |
| title | Didemnum rodriguesi Rocha & Monniot F. 1993 |
| topic | Biodiversity Taxonomy Animalia Chordata Ascidiacea Aplousobranchia Didemnidae Didemnum Didemnum rodriguesi |
| url | https://doi.org/10.5281/zenodo.5468033 |