. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. EUCERATOSA 341 Spongia magellanica, Thiele. S. magellanica, Thiele, 1905, p. 483, figs. 18, 106. Occurrence. St. 156: South Georgia, 200-23601.; St. WS84: Falkland Islands, 75-74 m.; St. WS 89: Tierra del Fuego, 23-21 m. Remarks. The fibres of the first specimen contain sand grains only, those of the second specimen contain only fragments of sponge spicules. Otherwise the two specimens are identical and both resemble the holotype closely. Distribution. Punta Arenas and Calbuco. Genus Duseideia,
. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. EUCERATOSA 341 Spongia magellanica, Thiele. S. magellanica, Thiele, 1905, p. 483, figs. 18, 106. Occurrence. St. 156: South Georgia, 200-23601.; St. WS84: Falkland Islands, 75-74 m.; St. WS 89: Tierra del Fuego, 23-21 m. Remarks. The fibres of the first specimen contain sand grains only, those of the second specimen contain only fragments of sponge spicules. Otherwise the two specimens are identical and both resemble the holotype closely. Distribution. Punta Arenas and Calbuco. Genus Duseideia, Johnston Duseideia fragilis (Montagu), Autt. Occurrence. St. i: Ascension Island, 16-27 ni- Remarks. The specimen is thinly encrusting, but resembles the European forms of the species very closely in structure. A synonymy of this species will be given in my report on the Barrier Reef sponges. Distribution. Practically cosmopolitan. Duseideia chilensis (Thiele). Spongelia chilensis, Thiele, 1905, p. 485, fig. 20. Occurrence. St. WS 84: Falkland Islands, 75-74 m. Distribution. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Institute of Oceanographic Sciences (Great Britain); National Institute of Oceanography of Great Britain; Great Britain. Colonial Office. Discovery Committee. London ; New York : Cambridge University Press
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