Bivalve Anatomy

An elastic ligament that springs the shell open when the muscles relax. The shells comprise of a calcareous exterior produced by the mantle.

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Bivalve class bivalvia any of more than 15000 species of clams oysters mussels scallops and other members of the phylum mollusca characterized by a shell that is divided from front to back into left and right valves.

Bivalve anatomy. Two adductor muscles reduced to one in some species that hold the shell tightly closed. Bivalvia ˈ b aɪ v æ l v i ə 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. Important features of bivalve shells are.

Bivalves as a group have no head and they lack some usual molluscan organs like the radula and the odontophore. The valves are connected to one another at a hinge. Bivalves are characterised by their two symmetrical laterally compressed shells www2.

Bivalve anatomy enter your search terms. Just pick an audience or yourself and itll end up in their incoming play queue. A hinge ligament made of elastic protein joins the two halves of the shell together and large adductor muscles between the two valves hold them closed.

Calcareous casing produced by the mantle. Bivalve molluscs are completely enclosed by a shell made of two valves hinged at the top. It has three layers and protects the main organs of the mollusk.

0 0000 a shoutout is a way of letting people know of a game you want them to play. These shells join at the umbo the oldest part of the shell at the dorsal end of each shell www3. It has three layers and protects the main organs of the bivalve the visceral mass.

Bivalves are aquatic animals much lower on the evolutionary scale from humans but a definite link exists along the way to our complex selves. Within the shell is a fleshy layer of tissue called the mantle. A hinge with a series of interlocking teeth that keep the valves.

Bivalve anatomy as well as their reproductive behavior. There is a cavity the mantle cavity between the mantle and the body wall proper.

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