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Jaffueliobryum arsenei 

Scope: Global
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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Bryophyta Bryopsida Grimmiales Ptychomitriaceae

Scientific Name: Jaffueliobryum arsenei
Species Authority: (Thér.) Thér.

Assessment Information [top]

Red List Category & Criteria: Endangered B1+2cd ver 2.3
Year Published: 2000
Date Assessed: 2000-01-01
Annotations:
Needs updating
Assessor(s): Bryophyte Specialist Group
Reviewer(s): Hallingbäck, T., Hodgetts, N., Geissler, P. & Tan, B. (Bryophyte Red List Authority)
Justification:
The known area of occupancy is today less than 500 km² and the habitat of this species seems to be declining. It therefore meets the IUCN criteria for Endangered based on the small fragmented area, less than five localities, the decline of habitat quality, and declining number of locations.

Geographic Range [top]

Range Description:Four localities in the States of Querétaro and Zacatecas. One of the locality in Zacatecas may have been destroyed by human interference.
Countries occurrence:
Native:
Mexico (Querétaro, Zacatecas)
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Current Population Trend:Unknown
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:On soil-covered rocks in dry lands.
Systems:Terrestrial

Threats [top]

Major Threat(s): Habitats are threatened by farmland expansion and housing.

Citation: Bryophyte Specialist Group. 2000. Jaffueliobryum arsenei. The IUCN Red List of Threatened Species 2000: e.T39172A10172443. . Downloaded on 06 December 2016.
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