Detail
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Class
Gastropoda 
 
Class_C
腹足綱 
Order
Mesogastropoda 
Order_C
中腹足目 
Family
Cerithiidae 
Family_C
蟹守螺科 
Genus_C
 
Scientific Name
Rhinoclavis sinensis
Nomenclator
(Gmelin, 1791) 
Chinese Name
中華蟹守螺 
Common_C
 
Synonym
cedonulli Sowerby, 1855 
Common_E
 
Size
40mm 
World Distribution
產於台灣東北角、東海岸、小琉球和澎湖群島、阿拉伯東部 (NG, GO, Mas, SO)
 West Malaysia East coast: Pulau Perhentian, Pulau Tioman; Singapore waters: Raffles Light, Eastern Arabia (NG, GO, Mas, SO)
Taiwan Distribution
南沙太平島,台灣東北角,台北縣貢寮鄉蚊子坑,台灣東部海域,小琉球,澎湖,蘭嶼,台北縣貢寮鄉鹽寮,屏東縣恆春半島,大樹房,東沙島、綠島 
Habitat
喜歡棲於岩礁附近的淺海沙底或碎石海底、潮間帶、河口、紅樹林等半淡鹹水,泥灘或沙灘。 
Intertidal
Character
圓錐狀,殼厚,螺塔尖銳,體螺層略微膨脹,具不明顯的縱脹肋,後水管短。各螺層具有三至四條螺肋,縫合線下具明顯的瘤突,殼底色為淺黃褐色,螺肋上散佈大小不一的褐色斑。殼口緣厚,近圓形,白色。外唇外緣略呈波浪狀,軸唇的滑層明顯。口蓋為角質,褐色。
 
Reference
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