Chordate - Wikipedia
A chordate (/ ˈ k ɔːr d eɪ t / KOR-dayt) is a deuterostomal bilaterian animal belonging to the phylum Chordata (/ k ɔːr ˈ d eɪ t ə / kor-DAY-tə). All chordates possess, at some point during …
Chordate | Definition, Characteristics, & Facts | Britannica
2024年10月22日 · chordate, any member of the phylum Chordata, which includes the vertebrates (subphylum Vertebrata), the most highly evolved animals, as well as two other subphyla—the …
Definition, Characteristics and Examples - Biology Dictionary
2019年4月7日 · A chordate is an animal that belongs to the phylum Chordata, which is part of the Deuterostomes kingdom. Organisms in the Deuterostomes kingdom have a distinct …
Chordata - Definition and Examples - Biology Online Dictionary
2023年8月6日 · We can define chordate as follows: “The chordates are the class of animals that possess four anatomical features, namely (1) notochord, (2) dorsal nerve cord, (3) post-anal …
Phylum Chordata – Characteristics and Classification
2024年10月2日 · Chordata is a major phylum within the superphylum Deuterostomia, which also includes echinoderms, such as starfish and sea urchins. These two groups share a similar …
Chordate - Evolution, Paleontology, Anatomy | Britannica
2024年10月22日 · Chordate - Evolution, Paleontology, Anatomy: Chordates may have originated earlier than 590 million years ago and predate the fossil record. Hemichordates are probably …
29.1: Chordates - Biology LibreTexts
Vertebrates are members of the kingdom Animalia and the phylum Chordata (Figure 29.1.1 29.1. 1). Recall that animals that possess bilateral symmetry can be divided into two …
5.9.2: Chordates - Biology LibreTexts
The chordates are named for the notochord, which is a flexible, rod-shaped mesodermal structure that is found in the embryonic stage of all chordates and in the adult stage of some chordate …
Phylum Chordata | manoa.hawaii.edu/ExploringOurFluidEarth
The phylum Chordata consists of animals with a flexible rod supporting their dorsal or back sides. The phylum name derives from the Greek root word chord - meaning string. Most species …
15.21: Characteristics of Chordates - Biology LibreTexts
2022年7月31日 · In chordates, four common features appear at some point during development: a notochord, a dorsal hollow nerve cord, pharyngeal slits, and a post-anal tail. The dorsal hollow …