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O__________
Definitions
extinct fish-like jawless vertebrate having a heavily armored body; of the Paleozoic
Word origin
From New Latin ostracum, from Ancient Greek ὄστρακον (óstrakon, “pottery fragment; shell”) + δέρμα (dérma, “skin”).
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
No curated clues for ostracoderm yet.