英和和英

語源

From placo- +‎ -odont, after scientific Latin Placodus (genus name).

名詞

placodont (plural placodonts)

1. An extinct marine reptile of the order Placodontia.
   • 2012, Winand Brinkmann, Kenneth De Baets, editors, Paleontological Museum of the University of Zürich: Exhibition Guide, Paleontological Institute and Museum of the University of Zürich, →ISBN, page 74:

     The dentition of placodonts was very interesting, as they all had large crushing teeth on the palate.