What is the meaning of the word "ibero-mesornis"?

Definitions:

  1. A fossil bird that lived in Spain during the Cretaceous period. copy to clipboard NOUN
    • Iberomesornis had a small, sleek body, moderately long legs, a short, feathery tail, long wings, and a presumably long head. copy to clipboard
  2. Sparrow-sized fossil bird of the Cretaceous period having a vestigial tail; considered possibly the third most primitive of all birds. copy to clipboard NOUN
    • Iberomesornis is usually recreated with teeth in the beak, which is likely correct since most birds have retained teeth all the way to the late Cretaceous and even beyond. copy to clipboard

Synonyms: