How is phylum Chordata classified?
Phylum Chordata belongs to the Kingdom Animalia and includes all the vertebrates, i.e., animals with a backbone, and several invertebrates, i.e., organisms without a backbone. They possess a bilaterally symmetrical body and are divided into three different sub-phyla.
What are the 3 classes of fish in the Chordata phylum?
Chordates are divided into three subphyla: Vertebrata (fish, amphibians, reptiles, birds, and mammals); Tunicata or Urochordata (sea squirts, salps); and Cephalochordata (which includes lancelets).
How many Subphyla are in Chordata?
The prevailing view holds that the phylum Chordata consists of three subphyla: Urochordata (Tunicata), Cephalochordata and Vertebrata (figure 1a). All three groups are characterized by possession of a notochord, a dorsal, hollow neural tube (nerve cord), branchial slits, an endostyle, myotomes and a postanal tail.
Is Chordata the biggest phylum?
Phylum chordata is the third largest phylum in the animal kingdom.
Which animal is included in phylum Chordata?
Most species within the phylum Chordata are vertebrates, or animals with backbones (subphylum Vertebrata). Examples of vertebrate chordates include fishes, amphibians, reptiles, birds, and mammals. A modern human—one species of mammal—is a familiar example of a chordate.
What are the 5 classes of phylum Chordata?
The phylum chordata (animals with backbones) is divided into five common classes: fish, amphibians, reptiles, mammals and birds.
What are the phylum of fish?
Fish, the member of the Animalia Kingdom is classified into Phylum Chordata and Vertebrata Subphylum.
What is the sister phylum to Chordata?
Hemichordata (which includes the acorn worms) has been presented as a fourth chordate subphylum, but now is treated as a separate phylum: hemichordates and Echinodermata form the Ambulacraria, the sister phylum of the Chordates.
What animals are phylum Chordata?
ChordateVertebrate / Phylum
What is the 3rd largest phylum?
-Mollusca is the second largest Phylum while Chordata is the third-largest Phylum.
Which is the second largest phylum in the animal kingdom?
Mollusca is the second largest phylum in the animal kingdom. Molluscs have the following characteristics: They are bilaterally symmetrical.