Definition of Epichordal. Meaning of Epichordal. Synonyms of Epichordal

Here you will find one or more explanations in English for the word Epichordal. Also in the bottom left of the page several parts of wikipedia pages related to the word Epichordal and, of course, Epichordal synonyms and on the right images related to the word Epichordal.

Definition of Epichordal

Epichordal
Epichordal Ep`i*chor"dal, a. [Pref. epi- + chordal.] (Anat.) Upon or above the notochord; -- applied esp. to a vertebral column which develops upon the dorsal side of the notochord, as distinguished from a perichordal column, which develops around it.

Meaning of Epichordal from wikipedia

- symmetry and paired gill openings. Though a notochord is not present, epichordal fin supports are, which are also seen in vertebrates Endeiolepis and Cornovicthys...
- may also involve the ventral tissues of the embryo: the prechordal and epichordal plates, or neuroepithelial tissue (see figure). Interactions between these...
- lobes. The caudal (tail) fin was heterocercal, with a long low upper (epichordal) blade and a rounded lower (hypochordal) blade three times as wide as...