crossopterygian

ریشه

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

مثال

• The crossopterygian fish is believed to be an ancestor of modern land vertebrates.
• The discovery of crossopterygian fossils provided valuable insights into the evolution of amphibians.
• Crossopterygians were well-adapted to both aquatic and terrestrial environments.