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crossopterygian
[ kro-sop-tuh-rij-ee-uhn ]
noun
- any fish of the group Crossopterygii, extinct except for the coelacanth, regarded as being ancestral to amphibians and other land vertebrates.
adjective
- pertaining to or resembling a crossopterygian.
crossopterygian
/ 办谤蓲藢蝉蓲辫迟蓹藞谤瑟诲萧瑟蓹苍 /
noun
- any bony fish of the subclass Crossopterygii, having fleshy limblike pectoral fins. The group, now mostly extinct, contains the ancestors of the amphibians See also coelacanth
adjective
- of, relating to, or belonging to the Crossopterygii
crossopterygian
- Any of a mostly extinct group of lobe-finned fishes of the order Crossopterygii, whose only living member is the coelacanth. One group of crossopterygians is thought to have evolved into terrestrial vertebrates beginning in the Devonian Period.
- See more at coelacanth
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亚洲网紅露点 History and Origins
Origin of crossopterygian1
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亚洲网紅露点 History and Origins
Origin of crossopterygian1
C19: from New Latin 颁谤辞蝉蝉辞辫迟别谤测驳颈墨, from Greek krossoi fringe, tassels + pterugion a little wing, from pterux wing
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Example Sentences
Examples have not been reviewed.
Left forelimb, showing characters of both a crossopterygian fin and an amphibian foot.
From
Posteriorly, there is a short, broad expansion resembling the entepicondyle of the humerus, and even more nearly like the postaxial flanges in a crossopterygian fin.
From
In addition to this remarkable combination of crossopterygian and amphibian characters, Hesperoherpeton is specialized in certain features of the skull.
From
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