NATURAL HISTORY · CATALOGUE RECORD
southern groovetoothed moss-mouse
Microhydromys argenteus Helgen, Leary & Aplin, 2010
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.
According to Helgen & al., 2010
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Open encyclopedia reference
The southern groove-toothed moss mouse (Microhydromys argenteus) is a species of rodent in the family Muridae found in Southern Papua New Guinea. As opposed to M. richardsoni, argenteus sp can be differentiated most prominently by its gray-brown pelage.
Wikipedia contributors, Southern groove-toothed moss mouse; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T12:23:29.294871+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Microhydromys argenteus Helgen, Leary & Aplin, 2010
- Name authority
- Helgen, Leary & Aplin, 2010
- Common name
- southern groovetoothed moss-mouse
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Mammalia
- Order
- Rodentia
- Family
- Muridae
- Genus
- Microhydromys
- Extinction status
- Recorded extant
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
- suborderMyomorpha Brandt, 1855
- superfamilyMuroidea Illiger, 1811
- familyMuridae Illiger, 1811
- subfamilyMurinae Illiger, 1811
- genusMicrohydromys Tate & Archbold, 1941
- speciesMicrohydromys argenteus Helgen, Leary & Aplin, 2010
Close classified relatives
These entries share the source’s genus, Microhydromys. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Richardson's Shrew MouseMicrohydromys richardsoni Tate & Archbold, 1941 | MuridaeChordata | Accepted speciesRecorded extant |
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.
- Helgen, Kristofer M., Tanya Leary, and Kenneth P. Aplin. (2010). A review of Microhydromys (Rodentia, Murinae), with description of a new species from southern New Guinea. American Museum Novitates, No. 3676. 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.
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:42X97. Classification follows source parent identifiers. English common names may vary by region.