allochthonous


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

allochthonous

adjective Referring to rocks, sediment or organic materials that originate at a distance from a particular system.

allochthonous

not made in situ, for example peat which has been deposited from plants grown elsewhere. Compare AUTOCHTHONOUS.
Mentioned in ?
References in periodicals archive ?
Our objective was to determine if anadromous fish, captured more than 40 km from the salt-wedge, were isotopically distinct from freshwater residents, and to determine if freshwater guilds showed the incorporation of marine allochthonous organic material.
Regional studies by Rodgers and Neale (1963) in the Newfoundland Appalachians and by St-Julien (1968, 1970), Lamarche (1969, 1971), Church and Stevens (1971), and Dewey and Bird (1971), established the allochthonous character of the ophiolite sequences.
Samples of allochthonous crystalline-derived breccia matrix of the crater interior were taken from cores K1 (depth 373.7 m, sample K13737) and K18 (depth 383.0 m, sample K183830).
Allochthonous input across habitats, subsidized consumers and apparent trophic cascades: examples from the ocean-land interface.
Some authors consider that many mountain soils are enriched in silts and other particles of allochthonous origin.
In most streams draining forested headwater catchments in eastern North America, allochthonous inputs from the surrounding forest far exceed those of within-stream primary production (Webster et al.
Effects of grazing by estuarine gammaridean amphipods on the microbiota of allochthonous detritus.
Allochthonous subsidies of organic matter across a lake-rive-fjord landscape in the Chilean Patagonia: implications for marine zooplankton in inner fjord areas.
In rivers, POM consists of autochthonous matter, originating in the stream biotic complex, and allochthonous matter, arriving from the catchment area, especially during snow melt or heavy rainfalls (Aufdenkampe et al., 2011).
Beyond the area of detailed structural investigation that is the focus of this paper, the VGM-DEM map also suggests that Murray Mountain might be allochthonous and even that Kellys Mountain might be an eastern klippe.