Echinoptilidae is a family of sea pens, a member of the subclass Octocorallia in the phylum Cnidaria.
Echinoptilidae is a family of sea pens, a member of the subclass Octocorallia in the phylum Cnidaria.
==Characteristics== Colonies are cylindrical without axis, and the rachis is generally longer than the peduncle. The colony may be radially or bilaterally symmetrical. Autozooids have non-retractile, bifurcated calyces with many sclerites.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).