| 释义 |
Pennatulacea
Pen`nat`u`la´ce`a
| n. pl. | 1. | (Zool.) A division of alcyonoid corals, including the seapens and related kinds. They are able to move about by means of the hollow muscular peduncle, which also serves to support them upright in the mud. See Pennatula, and Illust. under Alcyonaria. |
Pennatulacea
Pennatulacea[pə‚nach·ə′lā·shə] (invertebrate zoology) The sea pens, an order of the subclass Alcyonaria; individuals lack stolons and live with their bases embedded in the soft substratum of the sea. Pennatulacea
Pennatulacea a COELENTERATE family including the sea pens.ThesaurusSeesea pen |