cephalaspid

ریشه

From the Greek words 'kephalē' meaning 'head' and 'aspis' meaning 'shield'.

مثال

• Cephalaspids were early vertebrates that lived during the Paleozoic era.
• The fossil record provides valuable information about the anatomy of cephalaspids.
• Cephalaspids are characterized by their lack of jaws and their bony head shields.

ترکیب‌های رایج

Extinct cephalaspid Fossil cephalaspid Cephalaspid anatomy Early vertebrate cephalaspid