单词 | arthrodiran |
释义 | arthrodirann.adj. Palaeontology. A. n. = arthrodire n. ΚΠ 1893 Science 28 Apr. 236/2 Bashford Dean, in ‘Contributions to the Anatomy of Dinichthys’, correlated the parts of this Devon-Lower Carboniferous Arthrodiran to those of Coccostens [sic: read Coccosteus]. 1952 W. J. Miller Introd. Hist. Geol. (ed. 6) xviii. 251 Arthrodirans comprise a remarkable group of fishes now wholly extinct. 2004 J. McCabe Story of Evol. 67 Imagine these terrible mouths—the shears of the Arthrodiran, and the grindstones and terrible crescents of the giant sharks—moving speedily amongst the crowded inhabitants of the waters. B. adj. Belonging to or characteristic of an arthodiran or the order Arthrodira. ΚΠ 1898 Amer. Naturalist 32 747 The standard of comparison for all Arthrodiran fishes is the typical genus Coccosteus Agassiz. 1971 Philos. Trans. (Royal Soc.) B. 263 190 The lateral-lines in Holonema are represented by grooves..in the bone surface which have on the whole a typically arthrodiran arrangement. 2000 Jrnl. Palaeontol. 74 129 The collection from the Mt. Joffre locality includes a number of plate fragments that are clearly arthrodiran. This is a new entry (OED Third Edition, December 2008; most recently modified version published online December 2021). < n.adj.1893 |
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