hypural

Term ID

ZFA:0000364

Synonyms

• hyp
• hypuralia
• hypurals

Definition

Expanded and laterally flattened hemal arches and spines. They support the lepidotrichia of the caudal fin. The hypurals form ventral to the posterior tip of the dorsally-flexed notochord. In zebrafish condensation of the hypurals begins at approximately 6 dpf (4.1 mm NL, notochord length). (1)

Appears at

Larval:Day 4 (96.0h-120.0h)

Evident until

Adult (90d-730d, breeding adult)

References

• TAO:0000364

Figures

Ontology

Anatomy Ontology