crossopterygianadj.n.

/krɒsɒptəˈrɪdʒ(ɪ)ən/

Etymology: < modern Latin crossopterygii or crossopterygia ( < Greek κροσσός tassel, plural, fringe, κροσσωτός fringed + πτέρυξ, πτερύγιον fin) + -an suffix.

Zoology.

A. adj.

Belonging to the sub-class Crossopterygia or sub-order Crossopterygidæ of Ganoid fishes, so called from the arrangement of the paired fins to form a fringe round a central lobe.

ΘΚΠ

the world > animals > fish > class Osteichthyes or Teleostomi > [adjective] > belonging to Crossopterygii

crossopterygian1861

1861 T. H. Huxley Ess. Devonian Fishes (Mem. Geol. Surv. Gt. Brit.) 25 Thus both ends of the Crossopterygian series appear..to be cut off from the modern representatives of the suborder.

1871 T. H. Huxley Man. Anat. Vertebrated Animals iii. 171 The most ancient Crossopterygian Ganoids.

B. n.

A fish of this class.Most of these fishes are extinct, but the genus Polypterus is still found in the Nile and other African rivers.

ΘΚΠ

the world > animals > fish > class Osteichthyes or Teleostomi > [noun] > subclass Crossopterygii or order Coelacanthiformes > member of

cœlacanth1857

crossopterygian1861

latimeria1940

lobe-fin1941

Old Fourlegs1956

1861 T. H. Huxley Ess. Devonian Fishes (Mem. Geol. Surv. Gt. Brit.) 25 Polypterus, however, is clearly related to the rhombiferous Crossopterygians.

This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2018).

单词	crossopterygian
释义	crossopterygianadj.n. /krɒsɒptəˈrɪdʒ(ɪ)ən/ Etymology: < modern Latin crossopterygii or crossopterygia ( < Greek κροσσός tassel, plural, fringe, κροσσωτός fringed + πτέρυξ, πτερύγιον fin) + -an suffix. Zoology. A. adj. Belonging to the sub-class Crossopterygia or sub-order Crossopterygidæ of Ganoid fishes, so called from the arrangement of the paired fins to form a fringe round a central lobe. ΘΚΠ the world > animals > fish > class Osteichthyes or Teleostomi > [adjective] > belonging to Crossopterygii crossopterygian1861 1861 T. H. Huxley Ess. Devonian Fishes (Mem. Geol. Surv. Gt. Brit.) 25 Thus both ends of the Crossopterygian series appear..to be cut off from the modern representatives of the suborder. 1871 T. H. Huxley Man. Anat. Vertebrated Animals iii. 171 The most ancient Crossopterygian Ganoids. B. n. A fish of this class.Most of these fishes are extinct, but the genus Polypterus is still found in the Nile and other African rivers. ΘΚΠ the world > animals > fish > class Osteichthyes or Teleostomi > [noun] > subclass Crossopterygii or order Coelacanthiformes > member of cœlacanth1857 crossopterygian1861 latimeria1940 lobe-fin1941 Old Fourlegs1956 1861 T. H. Huxley Ess. Devonian Fishes (Mem. Geol. Surv. Gt. Brit.) 25 Polypterus, however, is clearly related to the rhombiferous Crossopterygians. This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2018). < adj.n.1861
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