| urochord | a notochord of a larval tunicate typically confined to the caudal region |
|---|---|
| urochord | primitive marine animal having a saclike unsegmented body and a urochord (a notochord) conspicuous in the larva |
| urochord | tunicates |
| urochord | tunicates |
| urochord | primitive marine animal having a saclike unsegmented body and a urochord (a notochord) conspicuous in the larva |