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題 名 | 臺灣新紀錄--斑帶圓捲螺Volvatella Vigourouxi (Montrouzier, 1861) (後鰓亞綱:囊舌目:圓捲螺科) 之形態與行為描述=A Description of Volvatella Vigourouxi (Montrouzier, 1861) (Opisthobranchia: Sacoglossa: Volvatellidae) as a Snail Newly Recorded to Taiwan with Special References to Its Behaviors |
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作 者 | 黃彥銘; 劉莉蓮; 蘇俊育; 邱郁文; | 書刊名 | 特有生物研究 |
卷 期 | 9:2 2007.07[民96.07] |
頁 次 | 頁63-75 |
分類號 | 384.35 |
關鍵詞 | 囊舌目; 圓捲螺科; 新紀錄; 行為; 臺灣; Sacoglossa; Volvatellidae; New record; Behavior; Taiwan; |
語 文 | 中文(Chinese) |
中文摘要 | 本文報導斑帶圓捲螺Volvatella vigourouxi (Montrouzier,1861) 為臺灣軟體動物囊舌目 (Sacoglossa) 的新紀錄科 (圓捲螺科,Volvatellidae) 、屬 (圓捲螺屬,Volvatella) 及種外,並描述斑帶圓捲螺發現之棲地及其形態與攝食、交配、防禦等生態行為。高雄柴山珊瑚礁海岸之斑帶圓捲螺棲息於低潮帶針葉蕨藻Caulerpa sertularioides (Gmelin) Howe, 1905 的藻叢間,體長介於4.97-9.31 mm 間,以針葉蕨藻為食。交配時個體長小於6mm 扮演之角色為雄性,會爬至個體長大於7mm 之雌性背部右側進行交配。當個體受到攻擊時,會分泌出白色黏液,並迅速逃離。 |
英文摘要 | This paper describes Volvatella vigourouxi (Montrouzier, 1861) (Opisthobranchia: Sacoglossa: Volvatellidae) as a species newly recorded to Taiwan. It was a small snail with body lengths of 4.97 mm to 9.31 mm. It inhabited on coral reefs in the coastal intertidal zone of Chai-shan, Kaohsiung and fed on green algae, Caulerpa sertularioides (Gmelin) Howe, 1905. Although it was a hermaphroditic animal, testes became mature at earlier ages than ovaries, so that the sizes of individuals less than 6 mm were found to be males, and larger than 7 mm were females. In copulation the small male mounted on the top of the large female. When attacked, it secreted white mucus and crawled away. |
本系統中英文摘要資訊取自各篇刊載內容。