Detail
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Class
Bivalvia 
 
Class_C
雙殼綱 
Order
Veneroida 
Order_C
簾蛤目 
Family
Chamidae 
Family_C
偏口蛤科 
Genus_C
偏口蛤屬 
Scientific Name
Chama japonica
Nomenclator
Lamarck, 1819 
Chinese Name
日本偏口蛤 
Common_C
 
Synonym
aspersa Reeve, 1846; reflexa Reeve, 1846; jukesi R 
Common_E
 
Size
To 50mm 
World Distribution
南韓、中國浙江大陳島、南麂、福建平潭、廈門、東山島、東海大陸架、廣東閘坡、烏石、澳頭、潿洲島、海南崖縣、新村、阿拉伯東部 (NWG, SEG, GO, Mas)
 Eastern Arabia (NWG, SEG, GO, Mas)
Taiwan Distribution
蘭嶼,澎湖大倉島,澎湖北部海域,澎湖內海海域,屏東縣恆春半島,南沙太平島,東沙島,台北縣淡水,花蓮縣大港口,高雄縣,台南市安平,台北縣貢寮鄉蚊子坑 
Habitat
棲息在淺海的珊瑚沙底。 
on sides of and under rocks, lower shore and below
Character
殼呈不規則卵形,左右殼不對等,右殼約略鼓起。殼表面密佈長圓片狀鱗片,鱗片越近殼頂漸小,殼內面邊緣有一圈齒凸。殼色象牙白兼有黃色或紫色塊斑。
 
Reference
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