| Tenellia caerulea, Facelina annulicornis, Dicata, Marionia blainvillea, Crimora papillata|
Tenellia ocellata is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Fionidae.
Tenellia ocellata Wikipedia
This species was described from the Gulf of Naples, Italy. It has been recorded on the coasts of the Mediterranean Sea from Italy to Spain.
Tenellia ocellata is found on a number of colonial hydroids including Sertularella and Halecium labrosum.