Cyclostremiscus psix Pilsbry & Olsson, 1952
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
- Cyclostremiscus psix Pilsbry & Olsson, 1952
- Name authority
- Pilsbry & Olsson, 1952
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Mollusca
- Class
- Gastropoda
- Order
- Littorinimorpha
- Family
- Tornidae
- Genus
- Cyclostremiscus
- 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
- subclassCaenogastropoda L. R. Cox, 1960
- orderLittorinimorpha A. N. Golikov & Starobogatov, 1975
- superfamilyTruncatelloidea J. E. Gray, 1840
- familyTornidae Sacco, 1896 (1884)
- genusCyclostremiscus Pilsbry & Olsson, 1945
- speciesCyclostremiscus psix Pilsbry & Olsson, 1952
Close classified relatives
These entries share the source’s genus, Cyclostremiscus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Cyclostremiscus albachiarae Perugia, 2015 | TornidaeMollusca | Accepted speciesExtinction status not supplied |
| Cyclostremiscus pauli Pilsbry & Olsson, 1952 | TornidaeMollusca | Accepted speciesExtinction status not supplied |
| Cyclostremiscus pentagonus (Gabb, 1873) | TornidaeMollusca | Accepted speciesExtinction status not supplied |
| Cyclostremiscus perparvus (C. B. Adams, 1852) | TornidaeMollusca | Accepted speciesExtinction status not supplied |
| Cyclostremiscus spiritualis (F. Baker, G D. Hanna & A. M. Strong, 1938) | TornidaeMollusca | Accepted speciesExtinction status not supplied |
| Cyclostremiscus unicornis (Pilsbry & Olsson, 1945) | TornidaeMollusca | Accepted speciesExtinction status not supplied |
| Cyclostremiscus valvatoides (C. B. Adams, 1852) | TornidaeMollusca | Accepted speciesExtinction status not supplied |
| Cyclostremiscus vanbruggeni K. M. De Jong & Coomans, 1988 | TornidaeMollusca | 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.
- Pilsbry, H. A., & Olsson, A. A. (1952). Vitrinellidae of the Panamic Province: II. Proceedings of the Academy of Natural Sciences of Philadelphia, 104: 35–88, pl. 2–13. 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:32YB5. Classification follows source parent identifiers. English common names may vary by region.