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protovertebra - Meaning and Examples

Meaning of 'protovertebra' (Webster Dictionary)

1 . Protovertebra [ n.]
- One of the primitive masses, or segments, into which the mesoblast of the vertebrate embryo breaks up on either side of the anterior part of the notochord; a mesoblastic, or protovertebral, somite. See Illust. of Ectoderm.