Bivalvia

E97470

Bivalvia is a class of aquatic mollusks characterized by a laterally compressed body enclosed within a hinged two-part shell, including clams, oysters, mussels, and scallops.

Observed surface forms (1)

Surface form Occurrences
Mytilida 1

Statements (49)

Predicate Object
instanceOf class of molluscs
taxon
bodyPlan laterally compressed body
bodySymmetry bilateral symmetry
ecologicalRole benthic community member
water filtration
economicImportance ecosystem engineer
human food source
pearl production
feedingType filter feeder
fossilRecord Cambrian to Recent
hasCirculatorySystem open circulatory system
hasCommonName bivalves
lamellibranchs
pelecypods
hasLarvalStage trochophore larva
veliger larva
hasPart adductor muscles
gills
hinged shell
mantle
muscular foot
two-part shell
hasRespiratoryOrgan ctenidia
includesOrder Bivalvia self-linksurface differs
surface form: Mytilida

Ostreida
Pectinida
Venerida
includesTaxon clams
mussels
oysters
scallops
kingdom Animalia
locomotion burrowing in sediment
byssal attachment
swimming by valve clapping
phylum Mollusca
reproduction mostly sexual reproduction
sensoryOrgans eyes in some scallops
mantle margin sensory cells
poorly developed head
shellArticulation dorsal hinge
shellComposition calcium carbonate
shellFunction protection
support for soft tissues
taxonRank class
typicalHabitat freshwater environments
marine environments
valveCount two valves

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Mollusca includesClass Bivalvia
Bivalvia includesOrder Bivalvia self-linksurface differs
this entity surface form: Mytilida