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Zentrygon lawrencii 

Scope: Global
Language: English
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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Aves Columbiformes Columbidae

Scientific Name: Zentrygon lawrencii
Species Authority: (Salvin, 1874)
Common Name(s):
English – Purplish-backed Quail-dove, Purplish-backed Quail-Dove
Synonym(s):
Geotrygon lawrencii Salvin, 1874
Taxonomic Source(s): del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
Taxonomic Notes: Zentrygon lawrencii (del Hoyo and Collar 2014) was previously placed in the genus Geotrygon.

Previously, Geotrygon lawrencii (Sibley and Monroe 1990, 1993) was split into G. lawrencii and G. carrikeri following AOU (1998).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2016
Date Assessed: 2016-10-01
Assessor(s): BirdLife International
Reviewer(s): Butchart, S. & Symes, A.
Facilitator/Compiler(s): Butchart, S. & Ekstrom, J.
Justification:
Although this species may have a small range, it is not believed to approach the thresholds for Vulnerable under the range size criterion (Extent of Occurrence <20,000 km2 combined with a declining or fluctuating range size, habitat extent/quality, or population size and a small number of locations or severe fragmentation). The population trend appears to be stable, and hence the species does not approach the thresholds for Vulnerable under the population trend criterion (>30% decline over ten years or three generations). The population size has not been quantified, but it is not believed to approach the thresholds for Vulnerable under the population size criterion (<10,000 mature individuals with a continuing decline estimated to be >10% in ten years or three generations, or with a specified population structure). For these reasons the species is evaluated as Least Concern.
Previously published Red List assessments:

Geographic Range [top]

Countries occurrence:
Native:
Costa Rica; Panama
Additional data:
♦ Continuing decline in area of occupancy (AOO):Unknown
♦ Extreme fluctuations in area of occupancy (AOO):No♦ Estimated extent of occurrence (EOO) - km2:111000
♦ Continuing decline in extent of occurrence (EOO):Unknown♦ Extreme fluctuations in extent of occurrence (EOO):No
♦ Continuing decline in number of locations:Unknown
♦ Extreme fluctuations in the number of locations:No♦ Lower elevation limit (metres):400
♦ Upper elevation limit (metres):1400
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:The global population size has not been quantified, but this species is described as 'uncommon and patchily distributed' (Stotz et al. 1996).

Trend Justification:  The population is suspected to be stable in the absence of evidence for any declines or substantial threats.
Current Population Trend:Stable
Additional data:
♦ Continuing decline of mature individuals:Unknown
♦ Extreme fluctuations:No♦ Population severely fragmented:No
♦ Continuing decline in subpopulations:Unknown
♦ Extreme fluctuations in subpopulations:No♦ All individuals in one subpopulation:No

Habitat and Ecology [top]

Citation: BirdLife International. 2016. Zentrygon lawrencii. The IUCN Red List of Threatened Species 2016: e.T22728963A95001202. . Downloaded on 29 May 2017.
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