Ancylus


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Noun1.Ancylus - type genus of the family Ancylidae: river limpetAncylus - type genus of the family Ancylidae: river limpet
mollusk genus - a genus of mollusks
Ancylidae, family Ancylidae - freshwater gastropod
Ancylus fluviatilis, freshwater limpet, river limpet - minute conical gastropod superficially resembling a limpet but living and feeding on freshwater plants
References in classic literature ?
Sir Charles Lyell also informs me that a Dyticus has been caught with an Ancylus (a fresh-water shell like a limpet) firmly adhering to it; and a water-beetle of the same family, a Colymbetes, once flew on board the 'Beagle,' when forty-five miles distant from the nearest land: how much farther it might have flown with a favouring gale no one can tell.
2007) and some coastal marks from the Ancylus Lake (9500-8000 yr BP) can be found on the altitudes of up to 45 m (Kessel & Raukas 1967).
In the Early Holocene the palaeogeographical development of the south-western Baltic area was determined by a regression of the freshwater Lake Ancylus followed by the marine Littorina Transgression.
DNA was extracted from six individuals of three freshwater invertebrate species using a modified salt-extraction protocol (Sunnucks and Hales, 1996): one specimen of Ancylus fluviatilis O.
molluscs Ancylus fluviatilis and dipterans Dicranota bimaculata species were absent from the sites in and below dams.
Species belonging to class 3 inhabit pristine conditions, species belonging to class 2 remain indifferent or gain biomass under moderate eutrophication, and species belonging to class 1 may be dominant over other species in heavily eutrophicated conditions Taxon Sensitivity Alderia modesta 3 Ancylus fluviatilis 3 Argulus spp.
To Palmers yard they sailed the tankers Ancylus, Miralda and Macoma, while the Alexia went to Greenwell and Company, at Sunderland.
Hausen (1913) mentioned soil below the Ancylus sand and gravel at Piirsalu, Thomson (1933, 1937) described buried peat on the banks of the Parnu and Narva rivers.
This has already been observed in the highly selfing pulmonate Ancylus fluviatilis (Stadler et al.
Water level in the former Baltic Sea basins (Yoldia Sea or Ancylus Lake) during the formation of the terraces was a few tens of metres lower than the recent one (Veski et al.