Oct 15, 2026 · 6 min · 10 segments
Many people presume that all members of Chordata have a backbone, but that actually is not true. Vertebrates have backbones, meaning members of subphylum Vertebrata. There are two other subphyla…
With some general characteristics covered, we are now beginning our journey through phylum Chordata, which will take us through an incredible variety of organisms.
To start things off, within the phylum Chordata, there are three extant subphyla, Cephalochordata, which contains the lancelets, Tunicata, which contains the tunicates, and Vertebrata, which contains the vertebrates.
Remember that all members of phylum Chordata share the five chordate characteristics we mentioned at least some point in their lives, those being the notochord, dorsal tubular nerve cord, pharyngeal pouches or gill slits, endostyle, and postanal tail.
With some general characteristics covered, we are now beginning our journey through phylum Chordata, which will take us through an incredible variety of organisms.
To start things off, within the phylum Chordata, there are three extant subphyla, Cephalochordata, which contains the lancelets, Tunicata, which contains the tunicates, and Vertebrata, which contains the vertebrates.
Remember that all members of phylum Chordata share the five chordate characteristics we mentioned at least some point in their lives, those being the notochord, dorsal tubular nerve cord, pharyngeal pouches or gill slits, endostyle, and postanal tail.
The rest of this transcript — segmented and speaker-labeled, so you land on the exact moment something was said
Search every transcript — by keyword, by phrase, or by meaning, across every show Radar indexes
Trends — what is surging across podcasts, measured against its own baseline
Alerts — when a name you follow appears in a newly indexed episode
No account is needed to search Radar.
