A craniate is a member of the Craniata (sometimes called the Craniota), a proposed clade of chordate animals with a skull of hard bone or cartilage. Living representatives are the Myxini …
2019年2月5日 · Craniates (Craniata) are a group of chordates that includes hagfish, lampreys, and jawed vertebrates such as amphibians, birds, reptiles, mammals, and fishes. Craniates …
Craniata is a class of brachiopods originating in the Cambrian period and still extant today. [1] It is the only class within the subphylum Craniiformea, one of three major subphyla of brachiopods …
General Characters of Craniata: 1. Triploblastic animals and are bilaterally symmetrical. The anterior end is called head and posterior end tail. 2. Dorsal nerve cord bulges at anterior end …
2021年2月28日 · Most bilaterally symmetrical animals have a head; of these, those that have a cranium compose the clade Craniata. Craniata includes the hagfishes (Myxini), which have a …