xenacanthiformとは 意味・読み方・使い方

語源

From taxonomic name Xenacanthiformes, derived from the genus Xenacanthus [whence Ancient Greek ξένος (xénos, “foreign, alien”) + ἄκανθος (ákanthos, “spine”)] + -iformes.

名詞

xenacanthiform (plural xenacanthiforms)

1. (paleontology) Any of the order †Xenacanthiformes of extinct shark-like chondrichthyans.

   Synonym: xenacanth

形容詞

xenacanthiform (not comparable)

1. (paleontology) Relating to or being part of the order †Xenacanthiformes.