ecofactbook
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species
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Animalia
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Mollusca
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Gastropoda
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Littorinimorpha
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Caecidae
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Meioceras
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Meioceras ablyoceras
Meioceras cornucopiae
Meioceras cubitatum
Meioceras kajiyamai
Meioceras nitidum
Meioceras tumidissimum
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