WebbDownload. View publication. Phylogeny of sharks to the family level based on the tree from Vélez-Zuazo & Agnarsson 2011. Light gray lines show which families belong to certain … WebbEvery shark belongs to the classification Chondrichthyes which are defined as cartilaginous fish. Within the Chondrichthyes classification, there are currently eight …

Shark Taxonomy The Shark Trust

Webb31 mars 2024 · fish, any of approximately 34,000 species of vertebrate animals (phylum Chordata) found in the fresh and salt waters of the world. Living species range from the … WebbShark and ray species have a skeleton made out of cartilage, rather than bone (as well as several other physiological differences) which puts them into the Chondrichthyes class. Out of the 28,000 species of fish in the world around 970 are in this class. In British and Irish waters the main cartilaginous fish species are sharks, rays and skates. tooth tamer rods

A Deep Dive into the 25 Types of Sharks (Names, Chart and …

The oldest total-group chondrichthyans, known as acanthodians or "spiny sharks", appeared during the Early Silurian, around 439 million years ago. The oldest confirmed members of Elasmobranchii sensu lato (the group containing all cartilaginous fish more closely related to modern sharks and rays than to chimaeras) appeared during the Devonian. The oldest representatives of Neos… http://www.elasmodiver.com/elasmobranch_taxonomy.htm WebbThe general scientific classification system starts with kingdom, followed by phylum, class, family, order, genus and species. As a multi-cellular creature, the bullfrog is in the … phytheratx