Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Mollusca Gastropoda Stylommatophora Vertiginidae

Scientific Name: Truncatellina arcyensis
Species Authority: Klemm, 1943
Taxonomic Notes: The taxonomic validity of this species needs to be fully investigated, especially at the molecular level.

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2013
Date Assessed: 2011-03-13
Assessor(s): Gargominy, O.
Reviewer(s): Neubert, E. & Cuttelod, A.
This species has a very restricted area (EOO of about 110 km² and AOO = 24  km²) and it is only known from three locations. The quality of its habitat if declining, due to the changes in agriculture practices. It is therefore considered as Endangered (EN) B1ab(iii)+2ab(iii).
Previously published Red List assessments:
1996 Endangered (EN)
1990 Indeterminate (I)

Geographic Range [top]

Range Description: This species is endemic to a restricted area, south of Auxerre (Yonne, France).
Countries occurrence:
France (France (mainland))
Estimated area of occupancy (AOO) - km2: 24
Number of Locations: 3
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: There are no population data available.
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: This species occurs mainly in dry meadows.
Systems: Terrestrial
Continuing decline in area, extent and/or quality of habitat: Yes

Use and Trade [top]

Use and Trade: This species is not used.

Threats [top]

Major Threat(s): Abandonment of agricultural land and the resulting change in vegetation affect it.

Conservation Actions [top]

Conservation Actions: This species is protected by French law, but there are no specific conservation action plan. More research is needed on the population, distribution and taxonomy of this species.

Citation: Gargominy, O. 2013. Truncatellina arcyensis. The IUCN Red List of Threatened Species 2013: e.T22384A9371669. . Downloaded on 04 October 2015.
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