Definition of Sinornis

Noun: Sinornis

1. Sparrow-sized fossil bird of the Jurassic period to the Cretaceous period having a keeled breastbone and vestigial tail; found in China; considered possibly the second most primitive of all birds

See also:
sinopis
sins

Anagrams containing the word Sinornis

snnirsio ssinorni issinorn nissinor rnissino ornissin nornissi inorniss