Trinomys dimidiatus

(A. Günther, 1877)

Rio de Janeiro Spiny-rat

Taxonomy

Subclass : Theria
Infraclass : Placentalia
Magnorder : Boreoeutheria
Superorder : Euarchontoglires
Order : Rodentia
Suborder : Hystricomorpha
Infraorder : Hystricognathi
Superfamily : Octodontoidea
Family : Echimyidae
Subfamily : Euryzygomatomyinae
Genus : Trinomys

Species status

Living
Found in the wild
Listed in MSW3 2005

Authority citation

Günther, A. 1877-04. Report on some of the additions to the collection of Mammalia in the British Museum. Proceedings of the Zoological Society of London 1876(4):735-751.

Authority publication link

https://www.biodiversitylibrary.org/page/29100018

Original name as described

Echimys dimidiatus

Other common names

Soft-spined Atlantic Spiny-rat · Atlantic Spiny-rat · Rio de Janeiro Spiny Rat

Type material

BMNH:Mamm:1851.7.21.24

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/dc9f91ed-47c0-4b6e-8e64-e39f14963382

Type locality

no type locality given. Identified by L. M. Pessôa and colleagues in 2015 as "Parque Nacional da Tijuca, Rio de Janeiro, Estado do Rio de Janeiro, Brasil."

Biogeographic realm

Neotropic

Country distribution

Brazil

IUCN Red List status

Least Concern

Species Permalink

https://www.mammaldiversity.org/taxon/1001477

Country distribution map

The map below provides a general overview. Most species inhabit only specific regions within countries. Hover over the highlighted regions to see the country name.

Names and synonyms

Present and past (if available) associated names to the species. Click on a name to view its details. If the list is long, scroll down to see more.

Echimys dimidiatus

(A. Günther, 1877)

Family

Echimyidae

Root name

dimidiatus

Validity status

species

Nomenclatural status

available

Type

BMNH:Mamm:1851.7.21.24

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/dc9f91ed-47c0-4b6e-8e64-e39f14963382

Authority page

747

Authority page URI

https://www.biodiversitylibrary.org/page/29100018

Authority publication

Proceedings of the Zoological Society of London

Proechimys dimidiatus

(J. A. Allen, 1899)

Family

Echimyidae

Root name

dimidiatus

Validity status

synonym

Nomenclatural status

name_combination

Authority page

264

Authority publication

Bulletin of the American Museum of Natural History

Name usages

  1. Allen (1899:264) (information at https://hesperomys.com/a/15957)
  2. Moojen (1948:371, https://www.biodiversitylibrary.org/page/2807276) (information at https://hesperomys.com/a/17020)
  3. Corbet & Hill (1980:193) (information at https://hesperomys.com/a/63069)
  4. Honacki, Kinman & Koeppl (1982:589) (information at https://hesperomys.com/a/63071)
  5. Corbet & Hill (1991:205) (information at https://hesperomys.com/a/63070)
  6. Woods (1993:796) (information at https://hesperomys.com/a/69028)

Trinomys dimidiatus

C. A. Woods & Kilpatrick, 2005

Family

Echimyidae

Root name

dimidiatus

Validity status

synonym

Nomenclatural status

name_combination

Authority publication

Baltimore

Name usages

  1. Woods & Kilpatrick (2005) (information at https://hesperomys.com/a/8545)
  2. Wilson, Lacher & Mittermeier (2016:563) (information at https://hesperomys.com/a/59599)
  3. Mammal Diversity Database (2018:ID #18281) (information at https://hesperomys.com/a/67336)
  4. Mammal Diversity Database (2019:ID #18281) (information at https://hesperomys.com/a/67337)
  5. Mammal Diversity Database (2024, https://www.mammaldiversity.org/taxon/1001477) (information at https://hesperomys.com/a/67250)
  6. International Union for the Conservation of Nature (2024, https://www.iucnredlist.org/species/18281/22212372) (information at https://hesperomys.com/a/67246)

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