metapterygialadj.
/ˌmɛtəptəˈrɪdʒɪəl/, U.S. /ˌmɛdəptəˈrɪdʒ(i)əl/ Ichthyology.
Of or relating to the metapterygium.
ΚΠ
1878 Trans. Connecticut Acad. Arts & Sci. 3 297 The metapterygial edge of the fish fin.
1893 Amer. Naturalist 27 1000 The essential distinction now discovered between the metapterygial and other elements of the paired fins, must be maintained in our future studies of them.
1933 Acta Zoologica 14 205 The propterygial ray should represent the radius, radiale and prepollex; the metapterygial should be the ulna-pisiforme proximale and distale.
1986 A. S. Romer & T. S. Parsons Vertebr. Body (ed. 6) vii. 212 (caption) Primitive actinopterygian type, with parallel-bar construction, but metapterygial axis present.
1995 Nature 22 June 680/2 It has been suggested..that amniote limbs are built around a major arm which..is homologous to the straight proximal–distal metapterygial axis of living or extinct fish species.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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adj.1878- bloodfin
- bloodfin tetra
- bloodfine
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