dorsal depressor

Term ID

ZFA:0000195

Synonyms

• depressor dorsalis
• dorsal depressors

Definition

Dorsal fin muscle that moves individual rays the dorsal fin into a lowered position. The dorsal depressors extend from either the right or left base of a dorsal fin ray to the posterior edge of a proximal pterygophore in the median septum. Antagonistic to dorsal erector muscle. There is one dorsal depressor for each dorsal fin lepidotrichium.

Appears at

Unknown

Evident until

Adult (90d-730d, breeding adult)

References

• TAO:0000195

Ontology

Anatomy Ontology