NATURAL HISTORY · CATALOGUE RECORD
Euagrus josephus Chamberlin, 1924
Source-backed taxonomic record
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
- Euagrus josephus Chamberlin, 1924
- Name authority
- Chamberlin, 1924
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Arachnida
- Order
- Araneae
- Family
- Euagridae
- Genus
- Euagrus
- Extinction status
- Not supplied by this source
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
- subphylumChelicerata
- classArachnida
- orderAraneae
- familyEuagridae Raven, 1979
- genusEuagrus Ausserer, 1875
- speciesEuagrus josephus Chamberlin, 1924
Close classified relatives
These entries share the source’s genus, Euagrus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Euagrus anops Gertsch, 1973 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus atropurpureus Purcell, 1903 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus cavernicola Gertsch, 1971 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus charcus Coyle, 1988 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus comstocki Gertsch, 1935 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus formosanus Saito, 1933 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus gus Coyle, 1988 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus leones Coyle, 1988 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus luteus Gertsch, 1973 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus troglodyta Gertsch, 1982 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
| Euagrus zacus Coyle, 1988 | EuagridaeArthropoda | Accepted speciesExtinction status not supplied |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Euagrus empiricus Chamberlin, 1924 Chamberlin, 1924 | synonym |
| Euagrus scepticus Chamberlin, 1924 Chamberlin, 1924 | synonym |
Documented distribution
Source distribution statements, not a complete range map. A listed locality is not necessarily a place of origin.
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.
- Chamberlin, R. V. (1924b). The spider fauna of the shores and islands of the Gulf of California. Proceedings of the California Academy of Sciences 12: 561-694. 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:3BMSX. Classification follows source parent identifiers. English common names may vary by region.