Term:
Radial thickenings
Radial thickenings
Definition:
A series of protuberances arranged in a spoke-like pattern around the top of the supracalycine zone just outside the line of opercular dehiscence.
A series of protuberances arranged in a spoke-like pattern around the top of the supracalycine zone just outside the line of opercular dehiscence.
Notes:
The function of these thickenings is not known but hypothesize that they are involved with the production of mucilage.
The function of these thickenings is not known but hypothesize that they are involved with the production of mucilage.