Mesopterygium


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Me`sop`te`ryg´i`um


n.1.(Anat.) The middle one of the three principal basal cartilages in the fins of fishes.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The procondyle articulates with the propterygium; the mesocondyle with the mesopterygium, and the metacondyle with the metapterygium, which are located along the horizontal axis of the scapulacoracoid.
Total pectoral-fin radials 106-107 (105-107); propterygium 41-42 (40-41), mesopterygium 21 (19-20), metapterygium 44 (46).