Encrinurus laurentinus Twenhofel, 1928
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
- Encrinurus laurentinus Twenhofel, 1928
- Name authority
- Twenhofel, 1928
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Trilobita
- Order
- Phacopida
- Family
- Encrinuridae
- Genus
- Encrinurus
- Extinction status
- Recorded extinct
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
- phylumArthropoda
- classTrilobita
- orderPhacopida
- familyEncrinuridae
- genusEncrinurus
- speciesEncrinurus laurentinus Twenhofel, 1928
Close classified relatives
These entries share the source’s genus, Encrinurus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Encrinurus hastula Phleger, 1933 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus ishii Kobayashi & Hamada, 1974 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus lamonti Tripp, 1957 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus octonarius Phleger, 1933 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus praecursor Tripp, 1954 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus punctatus (Wahlenberg, 1821) | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus rosensteinae Tripp et al., 1977 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus spicatus Tripp, 1974 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus squarrosus Howells, 1982 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus stateratus Howells, 1982 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus stenorhachis Kobayashi & Hamada, 1985 | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
| Encrinurus trispinosus (Reed, 1914) | EncrinuridaeArthropoda | Accepted speciesRecorded extinct |
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.
- Tripp, R. P. (1957). The trilobite Encrinurus multisegmentatus (Portlock) and allied Middle and Upper Ordovician species. Palaeontology 1: 60--, 72. 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:39PCN. Classification follows source parent identifiers. English common names may vary by region.