polyspondylic
adjective
poly·spon·dyl·ic
: of, relating to, or having a vertebral column (as in the chimaeroid fishes) in which the calcified portion has the form of numerous slender rings surrounding the notochord
polyspondylous
adjective
-ndələs
polyspondyly
noun
-lē
plural -es
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Merriam-Webster unabridged
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