anaspid
ریشه و کاربرد
ریشه
Derived from the Greek words 'an' meaning 'without' and 'aspis' meaning 'shield'.
مثال
- The Anaspid was a primitive fish that lived millions of years ago.
- Anaspids are believed to have been jawless fish.
- The fossil record provides evidence of the existence of Anaspids.
ترکیبهای رایج
Anaspid fossil extinct Anaspid Anaspid species
تعریف انگلیسی
noun
- extinct small freshwater jawless fish usually having a heterocercal tail and an armored head; of the Silurian and Devonian