…A shell shaped like an upturned cap (illustration). A general term for snail shells belonging to the families Patellidae, Acmaeidae, and Siphonariidae, or one of them. The limpet Cellana mazatlandica belongs to the family Patellidae, and has a large, cone-shaped shell measuring 5 cm in height, 7 cm in length, and 6 cm in width. *Some of the terminology that mentions "Acmaeidae" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…笠を伏せたような形の貝類(イラスト)。ユキノカサガイ科Patellidae,ツタノハガイ科Acmaeidae,カラマツガイ科Siphonariidaeに属する巻貝の総称,またはその内の1種を指す。 カサガイCellana mazatlandicaはツタノハガイ科に属し,殻は大型で円錐形,高さ5cm,長さ7cm,幅6cmになる。… ※「Acmaeidae」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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