Bivalve definition zoology
WebMay 8, 2024 · umbo (pl. umbones) A convex protuberance or swelling in the centre. In Brachiopoda and Bivalvia, the first part of the shell to be formed; it occurs at the posterior of each valve in brachiopods and forms the dorsal part of the shell in bivalves. A Dictionary of Zoology MICHAEL ALLABY. WebBivalve definition, any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. See more.
Bivalve definition zoology
Did you know?
Weba tube that is extended when a bivalve is underwater. used to eat, get oxygen and excrete waste (two kinds: incurrent, excurrent) Mantle thin membrane inside a bivalve that secretes (creates) the shell Webfilter feeding, in zoology, a form of food procurement in which food particles or small organisms are randomly strained from water. Filter feeding is found primarily among the …
Webbivalve In zoology, having two shells united by a hinge. bivalve In botany, having two valves, as a seed-case. (n) bivalve plural Folding doors. (n) bivalve In zoology, a … Webfunction in bivalve nourishment. In bivalve: Internal features. The paired labial palps in the mantle cavity are used in feeding. The outer palp on each side bears a long, extensible proboscis with a ciliated groove that collects organic material, which is then sorted by the inner pair and outer pair of palps. Certain particles are… Read More
WebBivalves synonyms, Bivalves pronunciation, Bivalves translation, English dictionary definition of Bivalves. n. Any of numerous freshwater and marine mollusks of the class … WebAnatomy of a bivalve. Inside the shell. Bivalve molluscs come in many shapes and sizes, and live in many different ways. However, there are features shared by all bivalves. Bivalve molluscs are completely enclosed by a shell made of two valves hinged at the top. A hinge ligament made of elastic protein joins the two halves of the shell together ...
Webbivalve, (class Bivalvia), any of more than 15,000 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. The valves are connected to one another at a …
Webbivalves. In bivalve: Food and feeding …achieved by folding the platelike gill lamellae into plicae. Each lamella comprises vertical rows of filaments upon the outer head of which are complex arrays of cilia that create a flow of water through the gill, form a filtration barrier, and transport retained particles to food grooves in the dorsal… raypak compact series digital pool heat pumpWebPhylum Mollusca is characterised by the pronounced development of musculature known as the foot. It is the locomotory organ in Molluscs. This organ is quite uncommon and strange to others. It is regarded as the remnant of the ‘dermo-muscular tube’ of the ancestral form whose ventral side became greatly developed as an adaptation for creep ... raypak c-r407a-en-c asme manualWeb1. Definition of Molluscs: Phylum Mollusca is a group of invertebrates which has fascinated man from the dawn of civilization. It is a major group in the animal kingdom as regards the number which occupies next to arthropods. The members of this group have adapted either on land or in water. raypak contact numberWebBivalvia ( / 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 … ray pak c-r406-en-x spec sheetWebKingdom Animalia animals. Class Bivalvia. Species Calyptogena magnifica. Calyptogena magnifica: information (1) Calyptogena magnifica: pictures (1) Species Chlamydoconcha orcutti. Species. Species Corbicula fluminea. simply be laura adlingtonWebApr 28, 2024 · Bilateral Symmetry Definition. Bilateral symmetry refers to organisms with body shapes that are mirror images along a midline called the sagittal plane. The internal organs, however, are not necessarily … simply be leather bootsWebBivalve mollusks (e.g., clams, oysters, mussels, scallops) have an external covering that is a two-part hinged shell that contains a soft-bodied invertebrate. A roughfile clam from the Flower Garden Bank National … simply be leeds