2023, സെപ്റ്റംബർ 13, ബുധനാഴ്ച
Class Bivalvia
Class pelecypoda [Bivalvia or Lemellibranchiata]
Pelekus=hatchet podos=foot lamella=plate branchia=gill
It is the second largest class of molluscs
Exclusively aquatic; mostly marine, some fresh water
Body laterally compressed
Body is covered with a mantle formed of two folds (right&left ) attached dorsally to the body.
Radula is absent
Feeding is by filtration
Sexes are separate
ഇതിനായി സബ്സ്ക്രൈബ് ചെയ്ത:
പോസ്റ്റുകള് (Atom)
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PPT 1 PPT 2 PPT 3