acanthopterygianadj.n.

1833 Proc. Zool. Soc. London xii. 142 This new species of Beryx,—a genus remarkable for the excess in number of the soft rays of the ventral fins beyond that which is normal in Acanthopterygian Fishes, viz. five.

1854 R. Owen Struct. Skeleton & Teeth in Orr's Circle Sci.: Org. Nature I. 183 Those fishes which have one or more of the hard spines at the beginning of the pectoral, ventral, dorsal, and anal fins are called ‘acanthopterygian’, or spiny-finned fishes.

1905 Science 28 Apr. 656/1 The fish bones only became developed as independent bones..when later specialization in a direction toward the Acanthopterygian type had supervened.

1965 B. E. Freeman tr. A. Vandel Biospeleol. xiv. 222 The acanthopterygian teleosts correspond, in modern classification, to the Perciformes.

1986 A. S. Romer & T. S. Parsons Vertebr. Body (ed. 6) vii. 212 (caption) Figure 144. Pectoral fins of fishes... Primitive actinopterygian type, with parallel-bar construction, but metapterygial axis present.

2010 Molecular Phylogenetics & Evol. 56 902/2 There exist novel morphological characters..that support a common billfish/carangid/flatfish ancestry that are absent in scombrids, and in some cases, the majority of acanthopterygian fishes.

1835 W. Kirby On Power of God in Creation of Animals II. xxi. 393 The Acanthopterygians, or spiny-rayed Fishes.

1862 J. H. Burton Book-hunter 2 If you speak of an acanthopterygian, it is plain that you are not discussing perch in reference to its culinary merits.

1904 Science 9 Sept. 330/1 The sucker is a malacopterygian and the kingfish an acanthopterygian.

1964 Philos. Trans. (Royal Soc.) B. 247 457 Prey taken by a protrusile mouth would tend to be gulped straight into the pharynx, where the main dentition of acanthopterygians is concentrated.

2004 Nature 21 Oct. 917/1 Together with data on other basal actinopterygians, this suggests that the genome duplication occurred close to the origin of the teleost fish themselves.