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Hataiyoldia tokunagai var. hayasakai

Megayoldia (Hataiyoldia) tokunagai (Yokoyama, 1925) var. hayasakai Uozumi

Synonym: Megayoldia (Hataiyoldia) tokunagai var. hayasakai, Megayoldia tokunagai var. hayasakai

Invalid synonym: Portlandia (Acilana) tokunagai var. hayasakai, Porlandia tokunagai var. hayasakai, Acilana tokunagai var. hayasakai

• Extinct species
• Habitat: Marine

• Classification
• kingdom Animalia, phylum Mollusca, class Bivalvia, order Nuculoida, family Yoldiidae, genus Megayoldia, subgenus Hataiyoldia, Hataiyoldia tokunagai

• Distribution
• Miocene: Hokkaido