Melonanchora globogilva Lehnert, Stone & Heimler, 2006, sp. nov. ...
Melonanchora globogilva sp. nov. (Figs 4 a–f, 5 a–d) Material Holotype: 6230201 (52°28’8.5’’N, 173°35’52.9’’W, 34.8 km north of Amlia Island, 190 m depth). The holotype is deposited at the National Museum of Natural History, Washington, D.C., U.S.A. under the registration number USNM 1082996. Desc...
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| Format: | Text |
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Zenodo
2006
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| Online Access: | https://dx.doi.org/10.5281/zenodo.6263584 https://zenodo.org/doi/10.5281/zenodo.6263584 |
| Summary: | Melonanchora globogilva sp. nov. (Figs 4 a–f, 5 a–d) Material Holotype: 6230201 (52°28’8.5’’N, 173°35’52.9’’W, 34.8 km north of Amlia Island, 190 m depth). The holotype is deposited at the National Museum of Natural History, Washington, D.C., U.S.A. under the registration number USNM 1082996. Description The sponge is spherical, lightyellow coloured, covered with whitish, translucent fistules (Fig. 4 a). It is completely white in ethanol, 6 cm in diameter. The surface is covered with numerous thinwalled, bulbous fistules, 4–8 mm high and up to 4 mm in width, with the largest width observed at the top. Skeleton. The ectosome is a translucent white layer, easily detachable, 400–650 µm in thickness. Here smooth tylotes are partially arranged perpendicular to the surface, oriented in all directions to some degree. From the choanosome there are tracts of tylotes fanning out towards the ectosome. Tylotes are also found in the choanosome besides the acanthostyles. Choanosomal acanthostyles are singly ... : Published as part of Lehnert, Helmut, Stone, Robert & Heimler, Wolfgang, 2006, New species of Poecilosclerida (Demospongiae, Porifera) from the Aleutian Islands, Alaska, USA, pp. 1-23 in Zootaxa 1155 on pages 9-12, DOI: 10.5281/zenodo.172259 ... |
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