Colaconema caespitosum

作成者：鈴木雅大　作成日：2021年9月5日

Colaconema caespitosum (J. Agardh) Jackelman, Stegenga & J.J. Bolton 1991: 303.

紅藻植物門（Phylum Rhodophyta），真正紅藻亜門（Subphylum Eurhodophytina），真正紅藻綱（Class Florideophyceae），ウミゾウメン亜綱（Subclass Nemaliophycidae），コラコネマ目（Order Colaconematales），コラコネマ科（Family Colaconemataceae），コラコネマ属（Genus Colaconema）

＊1. 吉田（1998）「新日本海藻誌」における分類体系：紅藻綱（Class Rhodophyceae），真正紅藻亜綱（Subclass Florideophycidae），アクロカエティウム目（Order Acrochaetiales），アクロカエティウム科（Family Acrochaetiaceae），オージュイネラ属（Genus Audouinella）＊Audouinella codiiとして

＊2. 吉田ら（2015）「日本産海藻目録（2015年改訂版）」における分類体系：紅藻綱（Class Rhodophyceae），コラコネマ目（Order Colaconematales），コラコネマ科（Family Colaconemataceae），コラコネマ属（Genus Colaconema）＊Colaconema codiiとして

Basionym

Callithamnion caespitosum J. Agardh 1851: 18.

Homotypic synonyms

Acrochaetium caespitosum (J. Agardh) Nägeli 1862: 405, 412.

Chantransia caespitosa (J. Agardh) Batters 1896: 9.

Audouinella caespitosa (J. Agardh) P.S. Dixon in Parke & P.S. Dixon 1976: 590.

Rhodothamniella caespitosa (J. Agardh) Feldmann 1981: 431.

Heterotypic synonyms

Callithamnion botryocarpum Harvey 1855: 563. (Type locality: King George Sound, Western Australia. Type specimen: TCD?)

≡ Acrochaetium botryocarpum (Harvey) J. Agardh 1892: 48.

≡ Chantransia botryocarpa (Harvey) De Toni 1897: 72.

≡ Audouinella botryocarpa (Harvey) Woelkerling 1971: 37-38.

≡ Colaconema botryocarpum (Harvey) Stegenga 1985: 317. Fig. 19.

Callithamnion codii P. Crouan & H. Crouan 1860: 368. nom. inval. [非正式名] (Type loclity: Délec, Brest, France)

Callithamnion polyrhizum Harvey 1863: lvi. (Type loclity: Port Fairy, Australia)

≡ Acrochaetium polyrhizum (Harvey) J. Agardh 1892: 48.

≡ Chantransia polyrhiza (Harvey) De Toni 1897: 71

Acrochaetium codii G. Hamel 1927: 30, 92. Fig. 97. (Type loclity: Délec, Brest, France)

≡ Rhodochorton codii (G. Hamel) Y. Nakamura 1944: 112.

≡ Audouinella codii (G. Hamel) G. Furnari in Cecere et al. 2000: 335; Lee 1987: 8. Fig. 2; 吉田 1998: 461, 463. Pl. 3-4, Fig. G.

≡ Colaconema codii (G. Hamel) I.K. Hwang & H.S. Kim 2011: 42. Figs 30, 31.

Type locality: Brest

Lectotype specimen: LD (Lund University, Sweden)

分類に関するメモ：Furnari & Cormaci (2016) は，Colaconema codiiをC. caespitosumの異名（シノニム）としました。Colaconema codiiの基礎異名として，Callithamnion codii P. Crouan & H. CrouanとAcrochaetium codii G. Hamelのどちらが妥当かを巡る議論がありましたが，C. caespitosumの異名となったことで不要となりました。

参考文献

Agardh, J.G. 1851. Species genera et ordines algarum. 351 pp. C.W.K. Gleerup, Lundae.

Agardh, J.G. 1892. Analecta algologica. Acta Universitatis Lundensis 28: 1-182.

Batters, E.A.L. 1896. Some new British marine algae. Journal of Botany, British and Foreign 34: 6-11.

Børgesen, F. 1927. Marine algae from the Canary Islands especially from Teneriffe and Gran Canaria. III. Rhodophyceae. Part I. Bangiales and Nemalionales. Kongelige Danske Videnskabernes Selskab, Biologiske Meddelelser 6: 1-97.

Cecere E., Petrocelli A., Alongi G., Saracino O.D., Cormaci M. and Furnari, G. 2000. Marine benthic flora of the Gargano promontory (Adriatic Sea, southern Italy). Flora Mediterranea 10: 325-347.

Crouan, P.L. and Crouan, H.M. 1860. Liste des algues marines découvertes dans le Finistère depuis la publication des algues de ce département en 1852. Bulletin de la Société Botanique de France 7: 367-373.

De Toni, G.B. 1897. Sylloge algarum omnium hucusque cognitarum. Vol. IV. Florideae. Sectio I. 388 pp. Sumptibus auctoris, Patavii.

Feldmann, J. 1981. Sur une nouvelle espèce de Porphyra (P. drachii J. Feldm) et remarques sur l'évolution des plastes chez les Rhodophycées (Bangiophycidées et Acrochaetiales). Vie et Milieu, série AB 28-29: 425-435.

Furnari, G. and Cormaci, M. 2016. Nomenclatural and taxonomic observations on ‘Callithamnion codii’ (Rhodophyta: Colaconematales). Webbia 71: 241-244.

Guiry, M.D. and Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 5 September 2021.

Hamel, G. 1927. Recherches sur les genres Acrochaetium Naeg. et Rhodochorton Naeg. Published Ph.D. thesis. 117 pp. Imprimerie R. Jaqueline, rue des Images, 23, Saint-Lô.

Harvey, W.H. 1855. Some account of the marine botany of the colony of western Australia. Transactions of the Royal Irish Academy 22: 525-566.

Harvey, W.H. 1863. Phycologia australica. pp. i-lxxiii. Lovell Reeve, London.

Hwang, I.-K. and Kim, H.-S. 2011. Algal flora of Korea. Volume 4, Number 2. Rhodophyta: Florideophyceae, Nemaliophycidae: Acrochaetiales, Colaconematales, Palmariales, Nemaliales. Nemalian red algae. 111 pp. National Institute of Biological Resources, Incheon.

Jackelman, J.J., Stegenga, H.S. and Bolton, J.J. 1991. The marine benthic flora of the Cape Hangklip area and its phytogeographical affinities. South African Journal of Botany 57: 295-304.

Lee, Y.P. 1987. Taxonomy of the Rhodochortonaceae (Rhodophyta) in Korea. Korean Journal of Phycology 2: 1-50.

Nägeli, C. 1862. Beiträge zur morphologie und systematik der Ceramiaceae. Sitzungsberichte der Königlichen Bayerischen Akademie der Wissenschaften zu München 1861: 297-415.

Nakamura, Y. 1944. The species of Rhodochorton from Japan. II. Scientific Papers of the Institute of Algological Research, Faculty of Science, Hokkaido Imperial University 3: 99-119.

Parke, M. and Dixon, P.S. 1976. Check-list of British marine algae - third revision. Journal of the Marine Biological Association of the United Kingdom 56: 527-594.

Stegenga, H. 1985. The marine Acrochaetiaceae (Rhodophyta) of southern Africa. South African Journal of Botany 51: 291-330.

Woelkerling, W.J. 1971. Morphology and taxonomy of the Audouinella complex (Rhodophyta) in southern Australia. Australian Journal of Botany (Suppl. 1): 1-91.

吉田忠生 1998. 新日本海藻誌．1222 pp. 内田老鶴圃，東京．

吉田忠生・鈴木雅大・吉永一男 2015. 日本産海藻目録（2015年改訂版）．藻類 63: 129-189.

＞日本産海藻リスト ＞紅藻植物門 ＞真正紅藻亜門 ＞真正紅藻綱 ＞ウミゾウメン亜綱 ＞コラコネマ目 ＞コラコネマ科 ＞コラコネマ属 ＞Colaconema caespitosum

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