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osteostracan |
Grep of noun osteostracan osteostracan Overview of noun osteostracan The noun osteostracan has 1 sense (no senses from tagged texts) 1. osteostracan, cephalaspid -- (extinct jawless fish of the Devonian with armored head) Overview of noun osteostracan The noun osteostracan has 1 sense (no senses from tagged texts) 1. osteostracan, cephalaspid -- (extinct jawless fish of the Devonian with armored head)
osteostracan definition