Diacavolinia longirostris (Lesueur in Blainville, 1821)
Diacavolinia longirostris 8 mm (Pacific population) by Pauline Fiene
www.seaslugsofhawaii.com

WoRMS Taxonomic Information
Current classification
| Superdomain | Biota |
|---|---|
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Gastropoda |
| Subclass | Heterobranchia |
| Infraclass | Euthyneura |
| Subterclass | Tectipleura |
| Order | Pteropoda |
| Suborder | Euthecosomata |
| Superfamily | Cavolinioidea |
| Family | Cavoliniidae |
| Subfamily | Cavoliniinae |
| Genus | Diacavolinia |
| Species | Diacavolinia longirostris (Blainville, 1821) |
- Cavolinia longirostris (Lesueur in Blainville, 1821)
- Cavolinia longirostris f. longirostris (Lesueur in Blainville, 1821)
- Hyalaea longirostris Blainville, 1821 (original)
Description
Biology
Etymology
- Diacavolinia. From Greek “dia”, separated from + “Cavolinia”, dedicated to Filippo Cavolini (1756-1810), botanyst from Naples, Italy, pioneer in polyp research.
- Longirostris. From Latin “longus”, long, extended + “rostrum”, beak, face.
Distribution
Abundance
Relative abundance of Diacavolinia longirostris among the different marine basins, based on our own records
This chart displays the monthly observation probability for Diacavolinia longirostris based on our own records.
This chart displays the number of annual observations of Diacavolinia longirostris over the last 50 years, based on our own records. The trend should be interpreted with caution, as it may be biased by the growing popularity of this animal group.
More pictures
Bibliography
Further reading
Cite this article as:
Ballesteros, M., Madrenas, E. & Pontes, M. (2025) "Diacavolinia longirostris" in OPK-Opistobranquis. Published: 13/03/2013. Accessed: 09/11/2026. Available at (https://opistobranquis.info/en/?p=7144)