Sigmodontomys alfari

J. A. Allen, 1897

Alfaro's Water Rat

Taxonomy

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

Species status

Living
Found in the wild
Listed in MSW3 2005

Authority citation

Allen, J.A. 1897-03-11. Additional notes on Costa Rican mammals, with descriptions of new species. Bulletin of the American Museum of Natural History 9(3):31-44.

Authority publication link

https://www.biodiversitylibrary.org/page/27046616

Original name as described

Sigmodontomys alfari

Other common names

Alfaro's Rice Water Rat · Short-tailed Sigmodontomys

Type material

AMNH M-12436, AMNH MO-10744

Type kind

holotype

Type specimen URI

http://portal.vertnet.org/o/amnh/mammals?id=urn-catalog-amnh-mammals-m-12436

Type locality

"Jimenez (altitude, 700 feet [= 213 m]), Costa Rica."

Biogeographic realm

Neotropic

Country distribution

Honduras · Nicaragua · Costa Rica · Panama · Colombia · Venezuela · Ecuador

IUCN Red List status

Least Concern

Species Permalink

https://www.mammaldiversity.org/taxon/1002669

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.

Sigmodontomys alfari

J. A. Allen, 1897

Family

Cricetidae

Root name

alfari

Validity status

species

Nomenclatural status

available

Type

AMNH M-12436, AMNH MO-10744

Type kind

holotype

Type specimen URI

http://portal.vertnet.org/o/amnh/mammals?id=urn-catalog-amnh-mammals-m-12436

Authority page

39

Authority page URI

https://www.biodiversitylibrary.org/page/27046616

Authority publication

Bulletin of the American Museum of Natural History

Name usages

  1. Allen (1897:39, https://www.biodiversitylibrary.org/page/27046616) (information at https://hesperomys.com/a/10040)
  2. Musser & Carleton (1993:748) (information at https://hesperomys.com/a/63347)
  3. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)
  4. Wilson, Mittermeier & Lacher (2017:456) (information at https://hesperomys.com/a/57900)
  5. Mammal Diversity Database (2018:ID #20221) (information at https://hesperomys.com/a/67336)
  6. Mammal Diversity Database (2019:ID #20221) (information at https://hesperomys.com/a/67337)
  7. Mammal Diversity Database (2024, https://www.mammaldiversity.org/taxon/1002669) (information at https://hesperomys.com/a/67250)
  8. International Union for the Conservation of Nature (2024, https://www.iucnredlist.org/species/20221/115158143) (information at https://hesperomys.com/a/67246)

Nectomys russulus

(O. Thomas, 1897)

Family

Cricetidae

Root name

russulus

Validity status

synonym

Nomenclatural status

available

Type

BMNH:Mamm:1898.10.3.13

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/dde09491-7de7-4e4a-9a77-559e12257da5

Authority page

547

Authority page URI

https://www.biodiversitylibrary.org/page/27415539

Authority publication

Annals and Magazine of Natural History

Name usages

  1. Gyldenstolpe (1932:68) (information at https://hesperomys.com/a/67179)
  2. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Sigmodontomys alfaroi

O. Thomas, 1901

Family

Cricetidae

Root name

alfaroi

Validity status

synonym

Nomenclatural status

incorrectsubsequentspelling

Authority page

251

Authority page URI

https://www.biodiversitylibrary.org/page/29980299

Authority publication

Annals and Magazine of Natural History

Nectomys esmeraldarum

(O. Thomas, 1901)

Family

Cricetidae

Root name

esmeraldarum

Validity status

synonym

Nomenclatural status

available

Type

BMNH:Mamm:1901.3.19.8

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/9390ea94-c657-440a-8d0a-026bdf3cb0d8

Authority page

250

Authority page URI

https://www.biodiversitylibrary.org/page/29980298

Authority publication

Annals and Magazine of Natural History

Name usages

Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Oryzomys ochraceus

(J. A. Allen, 1908)

Family

Cricetidae

Root name

ochraceus

Validity status

synonym

Nomenclatural status

available

Type

AMNH M-28548

Type kind

holotype

Type specimen URI

http://portal.vertnet.org/o/amnh/mammals?id=urn-catalog-amnh-mammals-m-28548

Authority page

655

Authority page URI

https://www.biodiversitylibrary.org/page/27046492

Authority publication

Bulletin of the American Museum of Natural History

Name usages

Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Nectomys alfari efficax

(E. A. Goldman, 1913)

Family

Cricetidae

Root name

efficax

Validity status

synonym

Nomenclatural status

available

Type

USNM:MAMM:178627

Type kind

holotype

Type specimen URI

http://n2t.net/ark:/65665/35e155773-9b1b-4075-bd63-81ef2a5d0b4a

Authority page

7

Authority page URI

https://www.biodiversitylibrary.org/page/8910647

Authority publication

Smithsonian Miscellaneous Collections

Name usages

  1. Goldman (1920:105, https://www.biodiversitylibrary.org/page/30263217) (information at https://hesperomys.com/a/9520)
  2. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Oryzomys barbacoas

(J. A. Allen, 1916)

Family

Cricetidae

Root name

barbacoas

Validity status

synonym

Nomenclatural status

available

Type

AMNH M-34193

Type kind

holotype

Type specimen URI

http://portal.vertnet.org/o/amnh/mammals?id=urn-catalog-amnh-mammals-m-34193

Authority page

85

Authority publication

Bulletin of the American Museum of Natural History

Name usages

  1. Gyldenstolpe (1932:17) (information at https://hesperomys.com/a/67179)
  2. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Nectomys alfari

(E. A. Goldman, 1920)

Family

Cricetidae

Root name

alfari

Validity status

synonym

Nomenclatural status

name_combination

Authority page

105

Authority page URI

https://www.biodiversitylibrary.org/page/30263217

Authority publication

Smithsonian Miscellaneous Collections

Name usages

  1. Goldman (1920:105, https://www.biodiversitylibrary.org/page/30263217) (information at https://hesperomys.com/a/9520)
  2. Goodwin (1946:402) (information at https://hesperomys.com/a/15800)

Oryzomys barbacoas ochrinus

(O. Thomas, 1921)

Family

Cricetidae

Root name

ochrinus

Validity status

synonym

Nomenclatural status

available

Type

BMNH:Mamm:1921.2.15.4

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/7b88de26-bfa2-433b-9e4b-a8dc19e2c1fb

Authority page

449

Authority page URI

https://www.biodiversitylibrary.org/page/15626876

Authority publication

Annals and Magazine of Natural History

Name usages

  1. Gyldenstolpe (1932:17) (information at https://hesperomys.com/a/67179)
  2. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Oryzomys barbacoas barbacoas

(Gyldenstolpe, 1932)

Family

Cricetidae

Root name

barbacoas

Validity status

synonym

Nomenclatural status

name_combination

Authority page

17

Authority publication

Kunglika Svenska Vetenskapsakademiens Handlingar

Name usages

Gyldenstolpe (1932:17) (information at https://hesperomys.com/a/67179)

Nectomys esmeraldorum

(Gyldenstolpe, 1932)

Family

Cricetidae

Root name

esmeraldorum

Validity status

synonym

Nomenclatural status

incorrectsubsequentspelling

Authority page

68

Authority publication

Kunglika Svenska Vetenskapsakademiens Handlingar

Name usages

Gyldenstolpe (1932:68) (information at https://hesperomys.com/a/67179)

Nectomys alfari alfari

(G. G. Goodwin, 1946)

Family

Cricetidae

Root name

alfari

Validity status

synonym

Nomenclatural status

name_combination

Authority page

402

Authority publication

Bulletin of the American Museum of Natural History

Name usages

Goodwin (1946:402) (information at https://hesperomys.com/a/15800)

Oryzomys russulus

(Corbet & J. Edwards Hill, 1980)

Family

Cricetidae

Root name

russulus

Validity status

synonym

Nomenclatural status

name_combination

Authority page

144

Authority publication

London

Name usages

Corbet & Hill (1980:144) (information at https://hesperomys.com/a/63069)

Oryzomys alfari

(Honacki, Kinman, & Koeppl, 1982)

Family

Cricetidae

Root name

alfari

Validity status

synonym

Nomenclatural status

name_combination

Authority page

436

Authority publication

Lawrence

Name usages

  1. Honacki, Kinman & Koeppl (1982:436) (information at https://hesperomys.com/a/63071)
  2. Corbet & Hill (1991:151) (information at https://hesperomys.com/a/63070)

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