Webbivalve ý nghĩa, định nghĩa, bivalve là gì: 1. a type of mollusc, such as an oyster, that has its body inside two connected shells: 2. having…. Tìm hiểu thêm. WebK.M. Halanych, in Encyclopedia of Evolutionary Biology, 2016 Introduction. Lophotrochozoa is a monophyletic group of animals that includes annelids, molluscs, bryozoans, brachiopods, platyhelminthes, and other animals that descended from the common ancestor of these organisms. Lophotrochozoa is one of the three major clades …

What Is a Mantle in the Body of a Mollusk?

WebIntroduction What is a Bivalve? Bivalves (class Bivalvia) are a class of mollusks distinguished by their two-valved shell, held together with a tough elastic ligament and controlled by means of the adductor muscles.With over 15,000 species, members of this class are widespread,inhabiting essentially every aquatic environment on the planet, and … Webnoun ceph· a· li· za· tion ˌse-fə-lə-ˈzā-shən : a tendency in the evolution of organisms to concentrate the sensory and neural organs in an anterior head Word History First Known … eastern white tail spider

The Definition of Bivalve - ThoughtCo

WebAnnelida. The annelids, are a large phylum of animals comprising the segmented worms, with about 15,000 modern species including the well-known earthworms and leeches. They are found in most wet environments, and include many terrestrial, freshwater, and especially marine species (such as the polychaetes), as well as some which are parasitic or ... Webbi•valve. n. 1. any mollusk, as the oyster or mussel, of the class Bivalvia, having hinged lateral shells, a soft body enclosed by a mantle, sheetlike gills, and often a retractile foot. 2. having two shells, usu. united by a hinge. 3. having two similar parts hinged together. WebJun 5, 2024 · Bivalves are the most common type of seashell to wash up onto beaches and encompass both salt and freshwater species. Bivalves are comprised of two shells connected via a flexible hinge, which house … eastern wi bankruptcy court