Sigmodon alstoni

(O. Thomas, 1881)

Groove-toothed Cotton Rat

Captured in Venezuela, Portuguesa state, Guanarito. Identified by JL Patton. Also as Alston's Cotton Rat.
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Date taken: Aug 22, 1987

Image courtesy of the ASM Mammal Images Library · MIL ID: 4340

Taxonomy

Subclass : Theria
Infraclass : Placentalia
Magnorder : Boreoeutheria
Superorder : Euarchontoglires
Order : Rodentia
Suborder : Supramyomorpha
Infraorder : Myomorphi
Superfamily : Muroidea
Family : Cricetidae
Subfamily : Sigmodontinae
Tribe : Sigmodontini
Genus : Sigmodon

Species status

Living
Found in the wild
Listed in MSW3 2005

Authority citation

Thomas, O. 1881-04. Description of a new species of Reithrodon, with remarks on the other species of the genus. Proceedings of the Zoological Society of London 1880(4):691-696.

Authority publication link

https://www.biodiversitylibrary.org/page/28522913

Original name as described

Reithrodon alstoni

Other common names

Alston's Cotton Rat

Type material

BMNH:Mamm:1847.6.23.7

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/6dae29e8-375b-4974-892f-478a8b4f0474 https://data.nhm.ac.uk/object/6f09f93e-6c30-4138-a623-261c1bb1e159

Type locality

Cumaná, Sucre, Venezuela.

Biogeographic realm

Neotropic

Country distribution

Colombia · Venezuela · Guyana · Suriname · French Guiana · Brazil

IUCN Red List status

Least Concern

Species Permalink

https://mammaldiversity.org/taxon/1002742

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.

Total: 7 names and synonyms.

Reithrodon alstoni

(O. Thomas, 1881)

Family

Cricetidae

Root name

alstoni

Validity status

species

Nomenclatural status

available

Type

BMNH:Mamm:1847.6.23.7

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/6dae29e8-375b-4974-892f-478a8b4f0474 https://data.nhm.ac.uk/object/6f09f93e-6c30-4138-a623-261c1bb1e159

Authority page

691

Authority page URI

https://www.biodiversitylibrary.org/page/28522913

Authority publication

Proceedings of the Zoological Society of London

Name usages

  1. Thomas (1881:691, https://www.biodiversitylibrary.org/page/28522913) (information at https://hesperomys.com/a/68537)
  2. Trouessart (1897:533, https://www.biodiversitylibrary.org/page/53435077) (information at https://hesperomys.com/a/59285)

Sigmomys savannarum

(O. Thomas, 1901)

Family

Cricetidae

Root name

savannarum

Validity status

synonym

Nomenclatural status

available

Type

BMNH:Mamm:1901.6.4.100

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/63555318-312c-484f-825c-069a012b6571

Authority page

150

Authority page URI

https://www.biodiversitylibrary.org/page/29980194

Authority publication

Annals and Magazine of Natural History

Name usages

  1. Gyldenstolpe (1932:82) (information at https://hesperomys.com/a/67179)
  2. Tate (1939:197) (information at https://hesperomys.com/a/9796)
  3. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Sigmodon alstoni

Trouessart, 1904

Family

Cricetidae

Root name

alstoni

Validity status

synonym

Nomenclatural status

name_combination

Authority page

414

Authority page URI

https://www.biodiversitylibrary.org/page/53423295

Authority publication

Berlin

Name usages

  1. Trouessart (1904:414, https://www.biodiversitylibrary.org/page/53423295) (information at https://hesperomys.com/a/59289)
  2. Husson (1978:427) (information at https://hesperomys.com/a/35225)
  3. Corbet & Hill (1980:154) (information at https://hesperomys.com/a/63069)
  4. Honacki, Kinman & Koeppl (1982:466) (information at https://hesperomys.com/a/63071)
  5. Corbet & Hill (1991:162) (information at https://hesperomys.com/a/63070)
  6. Voss (1992:30, https://www.biodiversitylibrary.org/page/62240070) (information at https://hesperomys.com/a/2581)
  7. Musser & Carleton (1993:747) (information at https://hesperomys.com/a/63347)
  8. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)
  9. Wilson, Mittermeier & Lacher (2017:400) (information at https://hesperomys.com/a/57900)
  10. Mammal Diversity Database (2018:ID #20210) (information at https://hesperomys.com/a/67336)
  11. Mammal Diversity Database (2019:ID #20210) (information at https://hesperomys.com/a/67337)
  12. Mammal Diversity Database (2024, https://www.mammaldiversity.org/taxon/1002742) (information at https://hesperomys.com/a/67250)
  13. International Union for the Conservation of Nature (2024, https://www.iucnredlist.org/species/20210/115157557) (information at https://hesperomys.com/a/67246)

Sigmodon savannarum

Trouessart, 1904

Family

Cricetidae

Root name

savannarum

Validity status

synonym

Nomenclatural status

name_combination

Authority page

414

Authority page URI

https://www.biodiversitylibrary.org/page/53423295

Authority publication

Berlin

Name usages

Trouessart (1904:414, https://www.biodiversitylibrary.org/page/53423295) (information at https://hesperomys.com/a/59289)

Sigmomys venester

(O. Thomas, 1914)

Family

Cricetidae

Root name

venester

Validity status

synonym

Nomenclatural status

available

Type

BMNH:Mamm:1914.9.1.63

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/e18a95a4-88bc-4f0c-a0ec-292f42ec76f3

Authority page

412

Authority page URI

https://www.biodiversitylibrary.org/page/18616647

Authority publication

Annals and Magazine of Natural History

Name usages

  1. Gyldenstolpe (1932:82) (information at https://hesperomys.com/a/67179)
  2. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Sigmomys alstoni

(Gyldenstolpe, 1932)

Family

Cricetidae

Root name

alstoni

Validity status

synonym

Nomenclatural status

name_combination

Authority page

82

Authority publication

Kunglika Svenska Vetenskapsakademiens Handlingar

Name usages

  1. Gyldenstolpe (1932:82) (information at https://hesperomys.com/a/67179)
  2. Tate (1939:197) (information at https://hesperomys.com/a/9796)
  3. Saunders (1975:88, https://www.biodiversitylibrary.org/page/7798166) (information at https://hesperomys.com/a/72477)

Sigmodon alstoni savannarum

Husson, 1978

Family

Cricetidae

Root name

savannarum

Validity status

synonym

Nomenclatural status

name_combination

Authority page

427

Authority publication

Zoölogische Monographieën

Name usages

Husson (1978:427) (information at https://hesperomys.com/a/35225)

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