anal erector

Term ID

ZFA:0000617

Synonyms

• anal erectors
• erectores anales

Definition

Series of muscles that have a distal attachment at the anteriolateral base of each ray and spike and a proximal attachment to the haemal spines. A tendon runs along one third the dorsoventral length of the muscle toward the attachment at the haemal spine. These muscles act in opposition to the anal depressors to raise the anal fin rays. (1)

Appears at

Unknown

Evident until

Adult (90d-730d, breeding adult)

References

• TAO:0000617

Ontology

Anatomy Ontology