Cylichnella defuncta F. Baker & G D. Hanna, 1927
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
- Cylichnella defuncta F. Baker & G D. Hanna, 1927
- Name authority
- F. Baker & G D. Hanna, 1927
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Mollusca
- Class
- Gastropoda
- Family
- Cylichnidae
- Genus
- Cylichnella
- Extinction status
- Not supplied by this source
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
- familyCylichnidae H. Adams & A. Adams, 1854
- genusCylichnella Gabb, 1873
- speciesCylichnella defuncta F. Baker & G D. Hanna, 1927
Close classified relatives
These entries share the source’s genus, Cylichnella. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Cylichnella agulhasensis (Thiele, 1925) | CylichnidaeMollusca | Accepted speciesExtinction status not supplied |
| Cylichnella gonzagensis (F. Baker & G D. Hanna, 1927) | CylichnidaeMollusca | Accepted speciesExtinction status not supplied |
| Cylichnella goslineri Á. Valdés & Camacho-García, 2004 | CylichnidaeMollusca | Accepted speciesExtinction status not supplied |
| Cylichnella oryza (Totten, 1835) | CylichnidaeMollusca | Accepted speciesExtinction status not supplied |
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.
- Baker, F., & Hanna, G. D. (1927). Expedition of the California Academy of Sciences to the Gulf of California in 1921. Marine Mollusca of the order Opisthobranchia. Proceedings of the California Academy of Sciences, ser. 4, 16(5): 123–135, pl. 4. 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:32ZXD. Classification follows source parent identifiers. English common names may vary by region.