Term Name: | hypural |
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Synonyms: | hyp, hypuralia, hypurals |
Definition: | Laterally flattened haemal spine of an ural vertebra that lacks its arch and supports a few principal caudal lepidotrichia distally. A hypural may articulate or fuse with its ural centrum proximally or may lie ventral to the notochord. A hypural is an unpaired median bone that ossifies perichondrally. (Modified from Monod, 1968 and Arratia and Schultze, 1992). |
Ontology: | [UBERON:2000364] |