Purpuraria erna

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Threats

Conservation Actions

Bibliography

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Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
ANIMALIA	ARTHROPODA	INSECTA	ORTHOPTERA	PAMPHAGIDAE

Scientific Name:

Purpuraria erna

Species Authority:

Enderlein, 1929

Common Name/s:

English

–

Purpurarian Stick Grasshopper

Assessment Information [top]

Red List Category & Criteria:	Endangered B1ab(ii,iii,iv)+2ab(ii,iii,iv) ver 3.1
Year Published:	2012
Assessor/s:	Jakobs, D.
Reviewer/s:	Hochkirch, A. & Odé, B.
Contributor/s:
Justification: This species occurs only in Euphorbia shrubland, which is threatened by agriculture (overgrazing) and tourism. Only eight locations are known and the area of occupancy is small (AOO = 60 km²) and decreasing due to rural development in the barrancos.

Geographic Range [top]

Range Description:	This species occurs on Fuerteventura, Isla de los Lobos, Lanzarote and Isla de Montana Clara.
Countries:	Native: Spain (Canary Is.)
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population:	No data on population size and trends are available.
Population Trend:	Unknown

Habitat and Ecology [top]

Habitat and Ecology:	Purpuraria erna occurs only in Euphorbia bushes.
Systems:	Terrestrial

Threats [top]

Major Threat(s):	The species feeds exclusively on Euphorbia scrubs which are threatened by urban development (mainly in coastal areas) and goat-grazing.

Major Threat(s):

The species feeds exclusively on Euphorbia scrubs which are threatened by urban development (mainly in coastal areas) and goat-grazing.

Conservation Actions [top]

Conservation Actions:	No specific conservation measures are in place for this species, but it occurs in several protected areas.

Conservation Actions:

No specific conservation measures are in place for this species, but it occurs in several protected areas.

Bibliography [top]

	Husemann M., Hochkirch A. 2007. Notizen zur Heuschreckenfauna (Insecta, Orthoptera) von Fuerteventura (Kanarische Inseln, Spanien). Entomologie heute 19: 59-74. IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.2). Available at: http://www.iucnredlist.org. (Accessed: 17 October 2012). López, H., Contreras-Díaz, H.G., Oromí, P., Juan, C. 2007. Delimiting species boundaries for endangered Canary Island grasshoppers based on DNA sequence data. Conservation Genetics 8: 587–598.

Husemann M., Hochkirch A. 2007. Notizen zur Heuschreckenfauna (Insecta, Orthoptera) von Fuerteventura (Kanarische Inseln, Spanien). Entomologie heute 19: 59-74.

IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.2). Available at: http://www.iucnredlist.org. (Accessed: 17 October 2012).

López, H., Contreras-Díaz, H.G., Oromí, P., Juan, C. 2007. Delimiting species boundaries for endangered Canary Island grasshoppers based on DNA sequence data. Conservation Genetics 8: 587–598.

Citation:	Jakobs, D. 2012. Purpuraria erna. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 19 May 2013.
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