relict

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relict

(rĕl′ĭkt, rĭ-lĭkt′)
n.
1. Ecology A species that inhabits a much smaller geographic area than it did in the past, often because of environmental change.
2. Something that has survived; a remnant.
3. Law A widow or widower.

relict

see RELIC.
References in periodicals archive ?
I follow here the definition of a relict species proposed by Lincoln et al.
lois, cannot be satisfactorily accounted for by the possibility of recent immigration in response to favourable conditions and/or human intervention, but must be considered a previously unrecognised relict species.
It is known to be a relict species from earlier climatic periods, restricted to mountain ranges in the central plateau of Iberia (GONZALEZ-MARTINEZ & al.
tuberculata is a relict species from the ancient Tethys Sea, and that the abalones dispersed eastwards, which is in agreement with the eastward dispersal pattern in the Pacific.
While some localities host numerous relict species (see Discussion), other sites are relatively poor in biogeographically and ecologically interesting spiders.
A special concern-type of classification can refer to vascular state-native taxa of concern that include: (1) relict species with declining populations that would be recommended E or T status if the decline continues; (2) species whose abundance is greater than previously believed or assumed; (3) species whose in-state numbers are small or whose distribution is either restricted or very specialized and could become threatened; (4) species whose in-state occurrence is sparse or distinctive and peripheral to its main range; (5) species whose rangewide viability is of known or suspected concern; and (6) rare species whose status should be monitored.