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A________
Definitions
small translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates
Word origin
From Ancient Greek ἀμφί (amphí, “both”) + Ancient Greek ὀξύς (oxús, “sharp, keen”).
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
No curated clues for amphioxus yet.