Shell base
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Class
Bivalvia 
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Class_C
雙殼綱 
Order
Pterioida 
Order_C
鶯蛤目 
Family
Isognomonidae 
Family_C
障泥蛤科 
Genus_C
鉗蛤屬 
Scientific Name
Isognomon nucleus
Nomenclator
(Lamarck, 1819) 
Chinese Name
小障泥蛤  China Name 方形鉗蛤
Chinese Common Name
黑障泥蛤 
Synonym
acutirostris Dunker, 1869; nana Gould, 1850 
English Common Name
 
Area
台灣、中國、越南、阿拉伯東部
Taiwan, Eastern Arabia
Distribution
福建廈門、廣東 洲島、廣西北海、潿州島、海南東西及南部沿海、西沙永興島、石島、東島、琛航島、廣金島、晉卿島、中建島、羚羊礁、越南(Khanh Hoa、 Binh Thuan)、阿拉伯東部 (NG, NWG, SEG, GO, Mas)
Habitat
以足絲附著於潮間帶岩礁中。潮間帶、以足絲附著於岩石、珊瑚礁或貝殼上
Vietnam(Khanh Hoa, Binh Thuan); Eastern Arabia (NG, NWG, SEG, GO, Mas)
Shell Character
小型,殼近方形,殼體膨脹,殼呈薄片狀,殼色為灰至灰黑色,腹緣為黑色。殼上有形成薄板狀的成長線。殼頂偏向背緣,呈鳥喙狀。殼內有數個韌帶溝。殼內面為紫黑色珍珠質。
Reference
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