Fionoidea is a superfamily of is a superfamily of nudibranchs, shell-less marine gastropod molluscs or sea slugs, in the suborder Aeolidacea. The families within Fionoidea were shown to be monophyletic on DNA evidence and a re-interpretation of family characteristics was provided.
Fionoidea is a superfamily of is a superfamily of nudibranchs, shell-less marine gastropod molluscs or sea slugs, in the suborder Aeolidacea. The families within Fionoidea were shown to be monophyletic on DNA evidence and a re-interpretation of family characteristics was provided.
==Families== According to Korshunova and colleagues (2025), the following genera are recognised in the superfamily Fionoidea: Family Abronicidae Family Calmidae Family Cuthonellidae Family Cuthonidae Family Eubranchidae Family Fionidae Family Murmaniidae Family Tergipedidae Family Trinchesiidae Family Xenocratenidae
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).