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Anadara sp.

genus Anadara Gray, 1847

Invalid synonym: Scapharca sp.

• Modern species: Early Cretaceous - Present (140.2 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, order Arcida, family Arcidae

• Distribution
• Oligocene: Hokkaido
• Paleogene-Neogene: Nagano
• Miocene: Hokkaido, Akita, Iwate, Miyagi, Yamagata, Niigata, Nagano, Yamanashi, Toyama, Ishikawa, Fukui, Tochigi, Saitama, Mie, Kyoto, Okayama, Hiroshima, Tottori, Shimane, Yamaguchi, Kagawa
• Miocene-Pliocene: Fukushima, Nagano
• Pliocene: Aomori, Miyagi, Niigata, Nagano, Ibaraki, Tokyo, Shizuoka
• Pliocene-Pleistocene: Niigata, Saitama, Kochi
• Quaternary: Hiroshima
• Pleistocene: Hokkaido, Toyama, Ishikawa, Fukui, Ibaraki, Tokyo, Chiba, Kanagawa, Shizuoka, Aichi, Mie, Kochi
• Holocene: Saitama, Tokyo, Chiba, Aichi, Osaka
• Investigation in progress: Saitama (Miocene?), Kyoto

• Subtaxa
• A. abdita
• A. amicula
• A. antiquata, Antique ark
• A. broughtonii, Bloody clam
• A. chichibuensis
• A. daitokudoensis
• A. ferruginea
• A. hataii
• A. hiratai
• A. kagoshimensis
• A. kakehataensis
• A. makiyamai
• A. ninohensis
• A. ogawai
• A. ommaensis
• A. satowi
• A. tatunokutiensis