Megalomys desmarestii 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Cricetidae

Scientific Name: Megalomys desmarestii
Species Authority: (J. Fischer, 1829)
Common Name(s):
English Desmarest’s Pilorie, Antillean Giant Rice Rat

Assessment Information [top]

Red List Category & Criteria: Extinct ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Turvey, S. & Helgen, K.
Reviewer(s): McKnight, M. (Global Mammal Assessment Team) & Amori, G. (Small Nonvolant Mammal Red List Authority)
Listed as Extinct as it has not been found since approximately 1897.
Previously published Red List assessments:
1996 Extinct (EX)
1994 Extinct (Ex)

Geographic Range [top]

Range Description: This species was known from Martinique.
Countries occurrence:
Regionally extinct:
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Extinct.
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: Very little known, possibly occurred in forest and plantations in the 19th Century.
Systems: Terrestrial

Threats [top]

Major Threat(s): Most likely extinct due to the introduction of mongoose - although it has been suggested that the eruption of Mt. Pele in 1902 might have played a role in its final decline.

Conservation Actions [top]

Conservation Actions: None.

Classifications [top]

0. Root -> 18. Unknown
suitability: Suitable  

In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
In-Place Species Management
In-Place Education
8. Invasive & other problematic species & genes -> 8.1. Invasive non-native/alien species -> 8.1.2. Named species
♦ timing: Past, Unlikely to Return    
→ Stresses
  • 2. Species Stresses -> 2.1. Species mortality

10. Geological events -> 10.1. Volcanoes
♦ timing: Past, Unlikely to Return    
→ Stresses
  • 1. Ecosystem stresses -> 1.1. Ecosystem conversion
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation
  • 2. Species Stresses -> 2.1. Species mortality

Bibliography [top]

IUCN. 2008. 2008 IUCN Red List of Threatened Species. Available at: (Accessed: 5 October 2008).

Citation: Turvey, S. & Helgen, K. 2008. Megalomys desmarestii. The IUCN Red List of Threatened Species 2008: e.T12980A3403940. . Downloaded on 30 November 2015.
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