Bivalvia (/baɪˈvælviə/), in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts.
Q. What are mollusks with two shells called?
Bivalves are mollusks that have two shells hinged together, held by strong muscles. Clams, oysters, scallops, and mussels are bivalves. This type of mollusk does not have a radula.
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Q. What are two mollusks examples?
clams, mussels, oysters, and scallops (class Bivalvia)
- ark shell (family Arcidae)
- cockles (family Cardiidae)
- coquina clam (genus Donax)
- gaper clams (Tresus nuttallii and Tresus capax)
- geoduck (Panopea generosa)
- jingle shells (family Anomiidae)
- mussels (families Mytilidae and Unionidae)
- genus Nuculana.
Q. Which class of Mollusca include organisms that all have two shells?
Class Bivalvia (“two shells”) includes clams, oysters, mussels, scallops, and geoducks. Members of this class are found in marine as well as freshwater habitats.
Q. What are the 6 categories of mollusks?
Mollusks can be segregated into seven classes: Aplacophora, Monoplacophora, Polyplacophora, Bivalvia, Gastropoda, Cephalopoda, and Scaphopoda. These classes are distinguished by, among other criteria, the presence and types of shells they possess.
Q. Are mollusks healthy to eat?
There’s a good reason why humans have been eating shellfish like clams and mussels for at least 165,000 years: these mollusks are nutritional powerhouses high in protein, minerals and healthy fats. They’re also great for the health of the oceans too.
Q. Why don’t we eat zebra mussels?
Zebra mussels are so small and do not have much in the way of “meat” inside them, you would have to be pretty hungry to want to eat them. However, because they are filter feeders, they can accumulate pollutants in their tissues that may not be healthy for people to consume.
