Слика од Arhynchite hayaoi Tanaka & Nishikawa 2013

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Лажичести црви

Echiura

ecosystem engineering

Queirós et al 2013
downward conveyor
URI: http://polytraits.lifewatchgreece.eu/terms/RW_DC

Дефиниција: Downward conveyors exhibit a feeding strategy opposite to that of upward conveyors. Vertically oriented head-up feeders actively select and ingest particles at the surface and egest these non-locally as faeces in deeper sediment strata

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motility

Queirós et al 2013
facultatively mobile
URI: http://eol.org/schema/terms/facultativelyMobile

Дефиниција: Organisms that can change location but do so infrequently, e.g., crinoids, some infaunal bivalves.

Припис: http://paleodb.org/public/tips/ecology_tips.html

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