How To Use Subphylum vertebrata In A Sentence

• Most members of the chordate phylum, those in the subphylum Vertebrata, replace the notochord with vertebrae (the backbone) later in development to support the pelvic and pectoral girdles (to which the front and hind limbs are attached) and to protect the spinal cord. Haeckel had a point - The Panda's Thumb
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