1849 R. Owen in IV. 874/1 The teeth of the Sheat-fish present all the gradations between the villiform and raduliform types.
1863 H. C. Pennell 34 Teeth..when much shorter than the latter [card-like teeth]..become raduliform, or rasp-like.
2006 110 273/2 The conidiogenous cells in Anungitea are raduliform.