Casiomys chapmani

(O. Thomas, 1898)

Chapman's Rice 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 : Casiomys

Species status

Living
Found in the wild
Listed in MSW3 2005

Authority citation

Thomas, O. 1898-02-01. On indigenous Muridae in the West Indies; with the description of a new Mexican Oryzomys. Annals and Magazine of Natural History (7)1(2):176-180.

Authority publication link

https://www.biodiversitylibrary.org/page/19365382

Original name as described

Oryzomys Chapmani

Other common names

Chapman's Oryzomys

Type material

BMNH:Mamm:1897.9.9.30

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/0efc4417-2a83-48b4-918c-5ece8b607656

Type locality

Jalapa, 4400 ft (= 1341 m), Veracruz, Mexico.

Biogeographic realm

Neotropic

Country distribution

Mexico

Taxonomy notes

previously included C. guerrerensis; moved from Oryzomys to Handleyomys for some time, then moved to the recently described Casiomys

Taxonomy notes citation

Weksler, M., Percequillo, A. R., & Voss, R. S. (2006). Ten new genera of oryzomyine rodents (Cricetidae: Sigmodontinae). American Museum Novitates, 2006(3537), 1-29. · Almendra, A. L., Rogers, D. S., & González-Cózatl, F. X. (2014). Molecular phylogenetics of the Handleyomys chapmani complex in Mesoamerica. Journal of Mammalogy, 95(1), 26-40. · Voss, R.S. 2024. A new genus for the "Alfaroi Group" of Oryzomys sensu lato (Rodentia: Cricetidae: Sigmodontinae). American Museum Novitates 4030:1-9. doi:10.1206/4030.1

IUCN Red List status

Not Evaluated

Species Permalink

https://www.mammaldiversity.org/taxon/1002539

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.

Oryzomys Chapmani

(O. Thomas, 1898)

Family

Cricetidae

Root name

chapmani

Validity status

species

Nomenclatural status

available

Type

BMNH:Mamm:1897.9.9.30

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/0efc4417-2a83-48b4-918c-5ece8b607656

Authority page

179

Authority page URI

https://www.biodiversitylibrary.org/page/19365382

Authority publication

Annals and Magazine of Natural History

Name usages

  1. Musser & Carleton (1993:721) (information at https://hesperomys.com/a/63347)
  2. Musser & Carleton (2005) (information at https://hesperomys.com/a/8562)

Oryzomys chapmani caudatus

(C. H. Merriam, 1901)

Family

Cricetidae

Root name

caudatus

Validity status

synonym

Nomenclatural status

available

Type

USNM:MAMM:68641

Type kind

holotype

Type specimen URI

http://n2t.net/ark:/65665/3bfb0202b-badd-49ae-8200-c1bec26039db

Authority page

289

Authority page URI

https://www.biodiversitylibrary.org/page/8873155

Authority publication

Proceedings of the Washington Academy of Sciences

Name usages

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

Oryzomys chapmani dilutior

(C. H. Merriam, 1901)

Family

Cricetidae

Root name

dilutior

Validity status

synonym

Nomenclatural status

available

Type

USNM:MAMM:93124

Type kind

holotype

Type specimen URI

http://n2t.net/ark:/65665/301b3ec30-2613-4d56-8444-216bce3eea7e

Authority page

290

Authority page URI

https://www.biodiversitylibrary.org/page/8873156

Authority publication

Proceedings of the Washington Academy of Sciences

Name usages

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

Oryzomys alfaroi caudatus

(E. A. Goldman, 1918)

Family

Cricetidae

Root name

caudatus

Validity status

synonym

Nomenclatural status

name_combination

Authority page

64

Authority page URI

https://www.biodiversitylibrary.org/page/25803871

Authority publication

North American Fauna

Name usages

Goldman (1918:64, https://www.biodiversitylibrary.org/page/25803871) (information at https://hesperomys.com/a/13280)

Oryzomys alfaroi chapmani

(E. A. Goldman, 1918)

Family

Cricetidae

Root name

chapmani

Validity status

synonym

Nomenclatural status

name_combination

Authority page

67

Authority page URI

https://www.biodiversitylibrary.org/page/25803874

Authority publication

North American Fauna

Name usages

Goldman (1918:67, https://www.biodiversitylibrary.org/page/25803874) (information at https://hesperomys.com/a/13280)

Oryzomys alfaroi dilutior

(E. A. Goldman, 1918)

Family

Cricetidae

Root name

dilutior

Validity status

synonym

Nomenclatural status

name_combination

Authority page

68

Authority page URI

https://www.biodiversitylibrary.org/page/25803875

Authority publication

North American Fauna

Name usages

Goldman (1918:68, https://www.biodiversitylibrary.org/page/25803875) (information at https://hesperomys.com/a/13280)

Oryzomys alfaroi huastecae

(Dalquest, 1951)

Family

Cricetidae

Root name

huastecae

Validity status

synonym

Nomenclatural status

available

Type

LSUMZ:Mamm:5436

Type kind

holotype

Type specimen URI

http://portal.vertnet.org/o/lsumz/mammals?id=urn-catalog-lsumz-mammals-5436

Authority page

363

Authority page URI

https://www.biodiversitylibrary.org/page/39697273

Authority publication

Journal of the Washington Academy of Sciences

Name usages

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

Oryzomys caudatus

(Corbet & J. Edwards Hill, 1980)

Family

Cricetidae

Root name

caudatus

Validity status

synonym

Nomenclatural status

name_combination

Authority page

143

Authority publication

London

Name usages

  1. Corbet & Hill (1980:143) (information at https://hesperomys.com/a/63069)
  2. Honacki, Kinman & Koeppl (1982:438) (information at https://hesperomys.com/a/63071)
  3. Corbet & Hill (1991:151) (information at https://hesperomys.com/a/63070)

Handleyomys chapmani

(Weksler, Percequillo, & Voss, 2006)

Family

Cricetidae

Root name

chapmani

Validity status

synonym

Nomenclatural status

name_combination

Authority page

4

Authority page URI

https://www.biodiversitylibrary.org/page/59816742

Authority publication

American Museum Novitates

Name usages

  1. Weksler, Percequillo & Voss (2006:4, https://www.biodiversitylibrary.org/page/59816742) (information at https://hesperomys.com/a/2449)
  2. Wilson, Mittermeier & Lacher (2017:426) (information at https://hesperomys.com/a/57900)
  3. Mammal Diversity Database (2018:ID #15591) (information at https://hesperomys.com/a/67336)
  4. Mammal Diversity Database (2019:ID #15591) (information at https://hesperomys.com/a/67337)
  5. Mammal Diversity Database (2024, https://www.mammaldiversity.org/taxon/1002539) (information at https://hesperomys.com/a/67250)
  6. International Union for the Conservation of Nature (2024, https://www.iucnredlist.org/species/15591/22328808) (information at https://hesperomys.com/a/67246)

Casiomys chapmani

Voss, 2024

Family

Cricetidae

Root name

chapmani

Validity status

synonym

Nomenclatural status

name_combination

Authority page

7

Authority publication

American Museum Novitates

Name usages

Voss (2024:7) (information at https://hesperomys.com/a/68287)

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