three-spine cavoline
Diacria trispinosa (Blainville, 1821)
Accepted species in Catalogue of Life’s 11 September 2026 base release. This preserves the source classification and available supporting data; it is not a completed species monograph.
Identity & source status
- Scientific name
- Diacria trispinosa (Blainville, 1821)
- Name authority
- (Blainville, 1821)
- Common name
- three-spine cavoline
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Mollusca
- Class
- Gastropoda
- Order
- Pteropoda
- Family
- Cavoliniidae
- Genus
- Diacria
- Extinction status
- Recorded extant
Source habitat flags: Marine: yes · Freshwater: no · Terrestrial: no. These do not form a complete habitat description.
Classification family tree
Nested taxonomic groups from the source. This is not a direct-ancestor chain, a dated evolutionary tree or a phylogenetic reconstruction.
- domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
- kingdomAnimalia
- phylumMollusca
- classGastropoda Cuvier, 1795
- subclassHeterobranchia Burmeister, 1837
- infraclassEuthyneura Spengel, 1881
- subterclassTectipleura
- orderPteropoda Cuvier, 1804
- suborderEuthecosomata Meisenheimer, 1905
- superfamilyCavolinioidea J. E. Gray, 1850 (1815)
- familyCavoliniidae J. E. Gray, 1850 (1815)
- subfamilyDiacriinae Rampal, 2019
- genusDiacria J. E. Gray, 1840
- speciesDiacria trispinosa (Blainville, 1821)
Close classified relatives
These entries share the source’s genus, Diacria. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Diacria italica Grecchi, 1882 | CavoliniidaeMollusca | Accepted speciesRecorded extinct |
| Diacria major (Boas, 1886) | CavoliniidaeMollusca | Accepted speciesExtinction status not supplied |
| Diacria sangiorgii Scarsella, 1934 | CavoliniidaeMollusca | Accepted speciesRecorded extinct |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Diacria bisulcata Gabb, 1873 Gabb, 1873 | synonym |
| Hyalaea mucronata Quoy & Gaimard, 1827 Quoy & Gaimard, 1827 | synonym |
| Hyalaea trispinosa Blainville, 1821 Blainville, 1821 | synonym |
| Cleodora infundibulum S. V. Wood, 1842 S. V. Wood, 1842 | synonym |
| Hyalaea trispinosa var. minor Boas, 1886 Boas, 1886 | synonym |
| Diacria atlantica Dupont, 1998 Dupont, 1998 | synonym |
| Cavolinia trispinosa (Blainville, 1821) (Blainville, 1821) | synonym |
| Diacria rubecula Bontes & van der Spoel, 1998 Bontes & van der Spoel, 1998 | synonym |
| Hyalaea depressa Bivona e Bernardi, 1832 Bivona e Bernardi, 1832 | ambiguous synonym |
| Hyalaea reeveana Dunker, 1853 Dunker, 1853 | synonym |
| Diacria trispinosa heterocolorata Rampal, 2002 Rampal, 2002 | synonym |
| Diacria trispinosa f. bisulcata Gabb, 1873 Gabb, 1873 | synonym |
| Cleodora compressa Souleyet, 1852 Souleyet, 1852 | synonym |
| Cavolinia reeveana Dunker, 1853 Dunker, 1853 | synonym |
| Diacria spinosa [sic] | synonym |
Source literature & publication evidence
References attached to this source record, including nomenclatural citations where supplied. This is a selected bibliography; abbreviated citations remain in the source’s form.
- https://www.molluscabase.org/aphia.php?p=taxdetails&id=139045 Source fields: Taxon.tsv dwc:namePublishedIn, Taxon.tsv dcterms:references
Origins, evidence & remaining research
Name authority and publication references document nomenclature where the source supplies it. They do not establish evolutionary origins or the earliest fossil occurrence.
Specimen-level evidence, morphology, ecological research, phylogenetic studies, a comprehensive bibliography and a located literary passage have not yet been compiled for this record. A suitable sourced image remains to be added.
Dataset citation & attribution
This exact taxon in ChecklistBank · Catalogue of Life 2026-09-11
Catalogue of Life 2026-09-11; dataset 316321; doi:10.48580/dgz5n. https://creativecommons.org/licenses/by/4.0/ . Retrieved 5 October 2026.
Stable key: col:357CK. Classification follows source parent identifiers. English common names may vary by region.