| The ascidian when born is a tiny, free-swimming, tadpole-like creature with a slender finned tail. |
| In each of us there slumber all the impressions of all our predecessors, up to the earliest ascidian. |
| Castle77 observed and studied the phenomenon of self-sterility in an ascidian, Ciona intestinalis, which is hermaphroditic. |
| When retracted it has the aspect of an ascidian, and for a time was supposed to belong to that group. |
| The vanadium and niobium compounds in ascidian blood may be adaptations to low oxygen levels. |
| Appendicularia is a curious little ascidian, differing from all the others in its possession of a tail. |
