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MarBEF Data System |
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Deep-Sea name details
original description
Carter, H.J. (1876). Descriptions and Figures of Deep-Sea Sponges and their Spicules, from the Atlantic Ocean, dredged up on board H.M.S.‘Porcupine', chiefly in 1869 (concluded). <em>Annals and Magazine of Natural History.</em> (4) 18(105): 226-240; (106): 307-324; (107): 388-410;(108): 458-479, pls XII-XVI. [details]
basis of record
Van Soest, R.W.M. (2024). Correcting sponge names: nomenclatural update of lower taxa level Porifera. <em>Zootaxa.</em> 5398(1): 1-122., available online at https://doi.org/10.11646/zootaxa.5398.1.1 page(s): 56 [details] Available for editors
additional source
Van Soest, R.W.M. (2001). Porifera, <b><i>in</i></b>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification</i>. <em>Collection Patrimoines Naturels.</em> 50: 85-103. (look up in IMIS) [details]
additional source
Sollas, W.J. (1888). Report on the Tetractinellida collected by H.M.S. Challenger, during the years 1873-1876. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology.</em> 25 (part 63): 1-458, pl. 1-44, 1 map., available online at http://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-63/htm/doc.html page(s): 248; note: Name of the variety misspelled as levispina. [details]
Lectotype BMNH 1954.3.9.535, geounit South European Atlantic Shelf [details]
From editor or global species database
Synonymy The variety was described by Carter as a small fragment from Porcupine 1870 cruise Stat. 24, a few miles N of Cape Vincent, 37.3157°N 9.2167°W, depth 534 m. A type slide selected as lectotype by Van Soest (2024: 56), is registered as BMNH 1954.3.9.535. The variety is stated to be different from the typical variety (also from Cape St. Vincent, but from Porcupine 1870 cruise Stat. 25, 37.1833°N 9.1167°W, depth 684 m, holotype BMNH 1882.7.28.128) by having smooth oxyasters instead of spined oxyasters, and truncate ectosomal ‘chiasters’. Also, dichotriaenes were apparently absent in the var. laevispina. This variety was ignored by most authors reporting on Geodia megastrella, probably because Sollas (1888: 248) declared the fragment to be too small to assess the full spicule complement. In view of this and the fact that the varieties were collected at close proximity and depth off Cape St. Vincent, Portugal, Van Soest (2024: 56) proposed to merge for the time being the varieties into a single species, Geodia megastrella Carter, 1876. [details]
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