Crossopterygii

ریشه

From the Greek words 'krossoi' (fringe) and 'pteryx' (fin).

مثال

• Crossopterygii is a subclass of fishes that includes the coelacanths.
• The study of Crossopterygii provides insights into the evolution of early vertebrates.
• Crossopterygii is an important group in the history of vertebrate evolution.