What are the classification of the phylum Chordata?

What are the classification of the phylum Chordata?

ChordataChordate / Scientific name

What is the classification of kingdom Animalia?

All animals are members of the Kingdom Animalia, also called Metazoa. This Kingdom does not contain prokaryotes (Kingdom Monera, includes bacteria, blue-green algae) or protists (Kingdom Protista, includes unicellular eukaryotic organisms).

What are the 7 classes of phylum Chordata?

Terms in this set (7)

  • agnatha. jawless fish: lamprey and hagfish.
  • chondrichthyes. cartilage fish: sharks, skates, rays.
  • osteichthyes. bony fish: yellow perch.
  • amphibia. salamanders, toads, frogs.
  • reptilia. turtles, crocodiles/alligators, lizards, snakes.
  • aves. birds.
  • mammalia. mammals.

What are the 8 classes of phylum Chordata?

Classification of Chordates

  • Myxini (hagfish).
  • Hyperaortia (lampreys).
  • Chondrichthyes (cartilaginous fish).
  • Actinopterygii (ray-finned fish).
  • Sarcopterygii (lobe-finned fish).
  • Amphibia (amphibians).
  • Sauropsida (reptiles).
  • Aves (birds).

Which is a characteristic of the phylum Chordata?

Animals in the phylum Chordata share four key features: a notochord, a dorsal hollow nerve cord, pharyngeal slits, and a post-anal tail.

What is Chordata classify the phylum Chordata upto the class with an example?

Some examples of Chordata are Ascidia, Salpa, Doliolum, and Amphioxus. The common elements in all chordates are – a notochord, dorsal nerve cord, are triploblastic and coelomate. The vertebrates are the last classification of phylum Chordata.

What are the main characteristics of phylum Chordata?

Phylum Chordata possesses the following characteristic features:

  • Notochord. It is a longitudinal, cartilaginous rod running between the nerve cord and the digestive tract.
  • Dorsal Nerve Cord.
  • Pharyngeal Slits.
  • Post anal Tail.
  • Urochordata.
  • Cephalochordata.
  • Vertebrata.
  • Lampreys.

How do you classify phylum?

At its most basic, a phylum can be defined in two ways: as a group of organisms with a certain degree of morphological or developmental similarity (the phenetic definition), or a group of organisms with a certain degree of evolutionary relatedness (the phylogenetic definition).

What are the classes under phylum Arthropoda?

The phylum Arthropoda is commonly divided into four subphyla of extant forms: Chelicerata (arachnids), Crustacea (crustaceans), Hexapoda (insects and springtails), and Myriapoda (millipedes and centipedes).

What are chordates class 9?

Chordates are coelomate and show an organ system level of organisation. They have the characteristic notochord, dorsal nerve cord, pharyngeal slits. In this phylum, the nervous system is dorsal, hollow and single. The heart is ventral, with a closed circulatory system.

What are the 4 characteristics of the phylum Chordata?

“The four distinctive characteristics that, taken together, set chordates apart form all other phyla are the notochord; single, dorsal, tubular nerve cord; pharyngeal pouches; and postanal propulsive tail.

What are the three subphyla of phylum Chordata?

The prevailing view holds that the phylum Chordata consists of three subphyla: Urochordata (Tunicata), Cephalochordata and Vertebrata (figure 1a).

What are other organisms classified in the phylum Chordata?

– Urochordata. The adults are fixed to the substratum. It is also known as Tunicate because the body of an adult is enclosed within a tunic made up of cellulose-like substance – Cephalochordata. The atrium is present. Motile adult and larval stage. – Vertebrata. These are advanced chordates and have cranium around the brain.

What are three characteristics of the phylum Chordata?

A chordate (/kɔːrdeɪt/) is an animal belonging to the phylum Chordata; chordates possess a notochord, a hollow dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail, for at least some period of their life cycle. Chordates are deuterostomes , as during the embryo development stage the anus forms before the mouth.

Which phylum is most closely related to Chordata?

Echinoderms represent the phylum most closely related to chordates. They are marine and mobile. They have secondarily evolved radial symmetry; that is, their ancestors were bilaterally symmetrical. They have only an oral and aboral surface.

What are animals that belong to phylum chordate?

Chordates are divided into the following taxonomic groups: Lancelets (Cephalochordata) – There are about 32 species of lancelets alive today. Members of this group have a notochord that persists throughout their entire life cycle. Tunicates (Urochordata) – There are about 1,600 species species of tunicates alive today. Vertebrates (Vertebrata) – There are about 57,000 species of vertebrates alive today.