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difference between gastropods, bivalves, and cephalopods

The morphology of the shell and the underlying animal can vary from circular to ovate. ______________________________________________________________________________________________________________________________. A complex radula is used by the digestive system and aids in the ingestion of food. Members of class Monoplacophora (bearing one plate) posses a single, cap-like shell that encloses the body. Unlike the gastropods that have one shell, or are lacking a shell altogether, bivalves are animals that have two shells, or valves. In 1996, the Education Committee of the Kentucky Geological Survey, in conjunction with the Kentucky Society of Professional Geologists, established the Earth Science Education Network (ESEN). These animals lack a calcareous shell, but possess aragonite spicules on their epidermis. They also have two pairs of tentacles, only one bearing eyes at the end. What is the major difference between bivalves and cephalopods? Unlike the tiny gastropod and bivalve types of mollusca, cephalopods like the giant squid can grow to lengths of 59 feet (18 meters). As diverse as this phylum is, all its animals include three physical traits. Class Aplacophora includes worm-like animals with no shell and a rudimentary body structure. Cephalopods: Facts about octopus, squid, nautilus and more Many gastropods, bivalves, and cephalopods are a source of food for many cultures and therefore play an important role in the . Today, scientists have identified nearly two dozen extant species. What are some examples of animal classification? The cookies is used to store the user consent for the cookies in the category "Necessary". Assess anatomical vocabulary comprehension with the Snail Anatomy Labeling Page. Gastropod Shapes and Description, Kentucky Geological Survey

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