Shell base
Class |
Gastropoda | ||||
Class_C |
腹足綱 | ||||
Order |
Archaeogastropoda | ||||
Order_C |
原始腹足目 | ||||
Family |
Patellidae | ||||
Family_C |
笠螺科 | ||||
Genus_C |
笠螺屬 | ||||
Scientific Name
|
Patella optima | ||||
Nomenclator |
(Pilsbry, 1907) | ||||
Chinese Name |
大星笠螺 | China Name | Chinese Common Name |
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Synonym |
English Common Name |
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Area |
台灣 Taiwan |
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Distribution |
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Habitat |
棲息於潮間帶岩礁上。 |
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Shell Character |
殼呈前窄後寬之星狀笠形,殼頂朝前端。殼表色澤多變化,白色、淺褐色,具粗細不一的放射肋,放射肋突出至殼緣。殼內淺綠色,周緣略不規則,為淺褐色,具光澤之弱真珠質。 |
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Reference |
100359、320090219045100359、320090219045 | ||||
Remark |
星笠螺(Patella flexuosa Quoy et Gaimard, 1834)與本種外觀十分相近,有幾個特徵可作為區別兩者的依據,由殼面觀-星笠螺兩端約等寬;大星笠螺前窄後寬。由腹面論-星笠螺周緣褐白相間,頂為褐色;大星笠螺周緣為淺褐色,殼頂為綠色。 |