NATURAL HISTORY · CATALOGUE RECORD
Puerto Rican Cave Rat
Heteropsomys insulans Anthony, 1916
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.
Open encyclopedia reference
The insular cave rat (Heteropsomys insulans) is an extinct species of spiny rat that was native to Puerto Rico. Known only from recent fossil deposits, it most likely persisted until European colonization of Puerto Rico began.
Wikipedia contributors, Insular cave rat; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T12:29:52.985364+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Heteropsomys insulans Anthony, 1916
- Name authority
- Anthony, 1916
- Common name
- Puerto Rican Cave Rat
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Mammalia
- Order
- Rodentia
- Family
- Echimyidae
- Genus
- Heteropsomys
- 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
- phylumChordata
- subphylumVertebrata
- infraphylumGnathostomata
- parvphylumOsteichthyes
- megaclassTetrapoda
- classMammalia Linnaeus, 1758
- subclassTheria Parker & Haswell, 1897
- infraclassEutheria Gill, 1872
- orderRodentia Bowdich, 1821
- suborderHystricomorpha Brandt, 1855
- infraorderHystricognathi Brandt, 1855
- familyEchimyidae Gray, 1825
- subfamilyHeteropsomyinae Anthony, 1917
- genusHeteropsomys Anthony, 1916
- speciesHeteropsomys insulans Anthony, 1916
Close classified relatives
These entries share the source’s genus, Heteropsomys. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Antillean Cave RatHeteropsomys antillensis (Anthony, 1917) | EchimyidaeChordata | Accepted speciesRecorded extinct |
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.
- https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=584862 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:3LCQP. Classification follows source parent identifiers. English common names may vary by region.