| Arca Temporal range:
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| Internal view of a valve of Arca zebra | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Arcida |
| Family: | Arcidae |
| Genus: | Arca Linnaeus, 1758 |
| Species | |
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23 described species | |
Arca is a genus of edible saltwater clams in the family Arcidae, the Ark Clams. [1]
- ^ Ruǎn Jīnshān; Li Xiùzhū; Lín Kèbīng; Luō Dōnglián; Zhōu Chén; Cài Qīnghǎi (阮金山;李秀珠;林克冰;罗冬莲;周宸;蔡清海), 安海湾南岸滩涂养殖贝类死亡原因调查分析 Archived 2020-07-17 at the Wayback Machine (Analysis of the causes of death of farmed shellfish on the mudflats in the southern part of Anhai Bay), 《福建水产》 (Fujian Aquaculture), 2005-04