The only bivalve group having comparable hinge features is the Philobryidae. |
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The smaller waders will feed on the bivalve molluscs and the little worms and that that are actually in the mud and sand. |
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Now explain how a univalve differs from a bivalve, in more ways than just the number of shells. |
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The soybean plant is called a legume because it produces a bivalve pod or fruit. |
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At the northern margin carbonate was produced at the outer platform in bivalve banks and at the platform edge in rhodolith pavements. |
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However, as early as 1923 Collip reported finding insulin-like activity in a bivalve mollusc, Mya arenaria. |
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Mactridae, also known as surf or trough shells or duck clams, is a family of marine bivalve clams of the order Veneroida. |
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Ours, however, is closed along the plane of bilateral symmetry, resembling the two closed valves of a bivalve rather than being flattened. |
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The beach sands are dominated by shells of bivalve mollusks, mainly venerids, gastropods, and echinoderms. |
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Over the past ten years, cladistics and molecular systematics have begun to be applied to solve problems of bivalve evolutionary biology. |
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Additional studies are required to resolve questions of vitellogenin regulation and the role of estrogens in bivalve molluscs. |
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A bivalve is characterized by possessing two shells secreted by a mantle that extends in a sheet on either side of the body. |
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Thus, they are mechanically much weaker than other bivalve shells and are easily fragmented after break-down of the organic matter. |
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We continue to use these techniques for the isolation of new genes involved in physiological processes in fish and bivalve molluscs. |
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Some oysters and also the bivalve Spondylus were found attached to the dinosaur bones. |
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Four new molluscan species, a bivalve and three gastropods, are named from shallow-marine, lower Upper Cretaceous strata in Oregon. |
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Many suspension-feeding marine bivalve molluscs live in variable environments such as estuaries and shallow coastal waters. |
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The hinge ligament of bivalve shell is an example of a complex development. |
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Sea urchins, like bivalve molluscs, are cosmopolitan in their distribution. |
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It appears to be cut from a large bivalve and does not have the twisted shape of a whelk or conch columella. |
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The scarce fossil record consists of bivalve and gastropod debris. |
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They feed on many seashore organisms, particularly bivalve molluscs such as clams, oysters, and mussels and small crustaceans. |
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Although the bivalve lineages Dr Jablonski studied spread out from the equator in waves, they did not become extinct in the wake of these waves. |
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These activities will be confined to designated areas known as the Tsawwassen fishing area and the Tsawwassen intertidal bivalve fishing area. |
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My work has helped develop a more holistic understanding of the role of bivalve aquaculture in the environment. |
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In 2005, a permit was granted by ministerial decree for the production of bivalve molluscs in these four North Sea areas. |
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Hallam plotted the number of European Jurassic bivalve species against their estimated stratigraphic range without distinguishing between endemics and cosmopolitans. |
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These areas should be adequately separated from the bivalve molluscs in adjacent waters to prevent cross contamination and commingling. |
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If necessary the bivalve molluscs should be washed with clean sea water or potable water before the depuration process. |
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Microbiological investigation of process water and of bivalve molluscs meat should be used to assess depuration parameters. |
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Wash water should not be allowed to flow over bivalve molluscs already cleaned. |
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After completion of purification, the shells of live bivalve molluscs must be washed thoroughly by hosing with potable water or clean sea water. |
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They naturally eat bivalve molluscs but are also known to be attracted to bait. |
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Dead, with broken shells or otherwise unwholesome bivalve molluscs should be removed. |
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The foot of a bivalve mollusk is a bulbous or tonguelike organ that is used for burrowing in sand or mud. |
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Post harvest treatment is intended to retain the sensory qualities of a live bivalve mollusk. |
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Find information on MSX, a parasitic disease that affects only oysters, posing no risk to other bivalve molluscs, or to human health. |
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A bivalve closes its shells by contracting its powerful adductor muscles. |
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In many bivalve shells, growth lines become closely spaced in the late growth stage, accompanied by prominent shell inflation and thickening of the shell. |
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In bivalve molluscs, growth rate of the shell tends to decelerate with growth and the shell generally becomes more inflated in the late growth stage. |
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Large, relatively well-preserved bivalve shells, rhodoliths and nodular bryozoans occur together with volcanic pebbles, at the front of the landward-dipping beds. |
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Well-rounded clasts include lava, volcaniclastic sandstones and bioclastic limestones with nummulites, bryozoa, microbial carbonate and bivalve material. |
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Spawning takes place between December and March, with eggs being laid in rock cavities or empty bivalve shells in shallow water or even on the shore. |
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Especially when the bivalve molluscs need to undergo relaying or depuration to be eaten raw, stress and excessive shocks of the bivalve molluscs must be avoided. |
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Purification centre' means an establishment with tanks fed by clean seawater in which live bivalve molluscs are placed for the time necessary to reduce contamination to make them fit for human consumption. |
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A brachial valve of Oehlertella pleurites was also found in the shale but not on a bivalve shell and Oehlertella pleurites. |
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Lake Nhlange had a community dominated by polychaetes, chironomid larvae, amphipods and the bivalve Brachidontes virgiliae. |
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Several species of warm water hydrozoan cnidarians inhabit body folds of bivalve molluscs as inquiline symbiotes. |
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Dispatch centre' means any on-shore or off-shore establishment for the reception, conditioning, washing, cleaning, grading, wrapping and packaging of live bivalve molluscs fit for human consumption. |
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In the bivalve shells, the muscles which close the values of the shell are called adductor muscles. |
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Food business operators may place live bivalve molluscs collected from class C production areas on the market for human consumption only after relaying over a long period in accordance with Part C of this Chapter. |
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We now have an opinion about the packaging of bivalve molluscs too. |
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It also provides that clean seawater may be used with live bivalve molluscs, echinoderms, tunicates and marine gastropods and that clean water may be used for their external washing. |
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We are talking about nets for shrimp fishing, closed areas for fishing for sand eels and a review of the minimum size for certain bivalve molluscs and crustacea. |
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However, as regards veterinary checks, all live bivalve molluscs should be examined in facilities approved to handle products of animal origin, which are more appropriate for handling such consignments. |
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The flow of water per hour should be sufficient to the amount of bivalve molluscs treated and should depend on the degree of contamination of the bivalve molluscs. |
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Other common species in these waters, like those of other islands, and the Pinna nobilis, the largest bivalve mollusk in the Mediterranean, protected species as threatened with extinction. |
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Sulfur contents and sulfur-isotope compositions of thiotrophic symbioses in bivalve mollusks and vestimentiferan worms. |
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Octopus feeds upon bivalve mollusks and on decapod crustaceans, sometimes causing severe losses to the lobster fishery by entering the traps and eating the captive lobsters. |
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Patterns of lagoonal bivalve mortality after heavy sedimentation and their paleoecological significance. |
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This Decision shall apply to bivalve molluscs, echinoderms, tunicates, marine gastropods and fishery products originating or proceeding from Turkey. |
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Lobsters, crawfish, and bivalve and gastropod molluscs belonging to any such species for which a minimum size is set in Annex VI may only be retained on board wholeandmayonlybelandedwhole. |
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The role of detritus in the nutrition of two marine deposit feeders, the prosobranch Hydrobia ulvae and the bivalve Macoma balthica. |
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Chapter Five lists some of the Gulf Region's aquaculture and bivalve shellfish research and education programs, as well as some facilities supporting their development. |
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To avoid recontamination of bivalve molluscs undergoing purification, unpurified bivalve molluscs should not be placed in the same tank as bivalve molluscs which are already undergoing purification. |
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Gatherer' means any natural or legal person who collects live bivalve molluscs by any means from a harvesting area for the purpose of handling and placing on the market. |
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The buchiids were certainly the most abundant bivalve group in the oceans of British Columbia during the Late Jurassic and Early Cretaceous. |
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Mussel is the common name used for members of several families of bivalve molluscs, from saltwater and freshwater habitats. |
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Tellina is a widely distributed genus of marine bivalve molluscs, in the family Tellinidae. |
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Scrobicularia plana, the peppery furrow shell, is a bivalve mollusc belonging to the family Semelidae. |
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Modiolus modiolus, common name northern horsemussel, is a species of marine bivalve mollusk in the family Mytilidae. |
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Scallops are the family Pectinidae, marine bivalve molluscs within the superfamily Pectinoidea. |
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Pectinidae is one of the largest marine bivalve families, and containing over 300 extant species in 60 genera. |
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The walrus is unique in that it consumes its prey by suction feeding, using its tongue to suck the meat of a bivalve out of the shell. |
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Interrelation of functional morphology, behavior, and autecology in early stages of the bivalve Merceuaria mereeuaria. |
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Hydraulic burrowing in the bivalve Mya arenaria Linnaeus and associated ligamental adaptations. |
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Bioclasts are composed of benthic foraminifera, various-sized bivalve fragments, radiolaria, echinoid fragments, bryozoa and pelagic fossils. |
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Storm blown materials over the land surface, however, included abundant hand-sized shells of a bivalve mollusk of the genus Tridacna. |
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The role of bivalve filter feeder material fluxes in estuarine ecosystems. |
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Spat settlement of the giant scallop, Placopecten magellanicus, and other bivalve species on artificial filamentous collectors coated with chitinous material. |
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This unit contains oncoids, echinoderm ossicles, bivalve fragments, tuberoids containing renalcid species A, ostracode valves, intraclasts, Parafavreina, and quartz silt. |
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Doubly uniparental inheritance of mtDNA is observed in bivalve mollusks. |
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An endocast or internal mold is formed when sediments or minerals fill the internal cavity of an organism, such as the inside of a bivalve or snail or the hollow of a skull. |
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Effects of cadmium on anoxic survival, haemototogy, erythrocytic volume regulation and haemoglobin oxygen affinity in the marine bivalve Scapharca inaequivalvus. |
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Tissue damage and leukocytic infiltration following attachment of the mite Unionicola intermedia to the gills of the bivalve mollusc Anodonta anatina. |
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The techniques used in Lingnan are a combination of bivalve moulds of distinct southern tradition and the incorporation of piece mould technology from the Zhongyuan. |
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The clone libraries of the spirochete-specific PCR products showed that clones retrieved from all investigated bivalve species matched sequences of the spirochetal group. |
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Because they are filter feeders, bivalve mollusks are biologically relevant sentinels and can indicate potential pathogens that are contaminating the environment. |
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Walruses live mostly in shallow waters above the continental shelves, spending significant amounts of their lives on the sea ice looking for benthic bivalve mollusks to eat. |
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The scoters are said to appear on the coasts of France in great numbers, to which they are attracted by a certain kind of small bivalve shell fish called vaimeaux. |
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These tiny gastropods were typically sampled as by-catch with the larger vent taxa, primarily bivalve molluscs and vestimentiferan polychaetes, on which the limpets reside. |
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Clam is a common name for several kinds of bivalve molluscs. |
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Bivalve the cast including all layers of cotton, stockinet, etc. and wrap with ACE wrap. |
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Bivalve molluscs are used as bioindicators to monitor the health of aquatic environments in both fresh water and the marine environments. |
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Bivalve communities have been reported around vents further south. |
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Bivalve species differ markedly in their capacity to eliminate PSP toxins, falling into 2 slow or fast detoxifiers based on their detoxification kinetics. |
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