Definition of Lepospondyli
: a taxonomic category comprising amphibians in which the centra of the vertebrae develop directly as bone without an intermediate cartilaginous stage: such as a : an order or other division comprising the extinct Aistopoda, Microsauria, and Nectridia b : a subclass of Amphibia comprising the above groups together with the Caudata and Gymnophiona
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Origin and Etymology of lepospondyli
New Latin, from lepo- + -spondyli
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