角鞘屬

角鞘屬（學名：Thecacera）為裸鰓海蛞蝓的一屬，多角科的海生無殼腹足類軟體動物。屬名「Thecacera」來源於拉丁文，「theca」意為「筒、鞘」，「cera」表示「角狀的」，指其突出的嗅角鞘。

物種
角鞘屬的物種包括：

• Thecacera boyla Willan, 1989
• 達爾文多角海蛞蝓 Thecacera darwini Pruvot-Fol, 1950
• 太平洋多角海蛞蝓 Thecacera pacifica Bergh, 1883
• 豐羽多角海蛞蝓 Thecacera pennigera (Montagu, 1815)
• 彩繪多角海蛞蝓 Thecacera picta Baba, 1972
• 芝麻角鞘海蛞蝓 Thecacera sesama Chan & Lee et al. 2026
• 綠多角海蛞蝓 Thecacera virescens Forbes & Hanley, 1851
• Thecacera vittata Yonow, 1994

File:Thecacera Nick Hobgood.jpg|彩繪多角海蛞蝓
File:Thecacera sp.jpg|多角海蛞蝓的一種

註釋
延伸閱讀

• Alder J. & Hancock A. (October 1851). "Descriptions of two new species of nudibranchiate Mollusca, one of them forming the type of a new genus". Annals and Magazine of Natural History http://www.archive.org/details/annalsmagazineof28lond (series 2)8: [http://www.archive.org/stream/annalsmagazineof28lond#page/290/mode/2up 290]-302, pls. 9-10.

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外部連結
*[http://seaslug.myweb.hinet.net/SeaSlug/NUDIBRANCHIA-DORIDINA/Polyceridae/ThecaceraPacifica.htm 太平洋多角海蛞蝓 - 舒活家族]