This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Origin of Vertebrates Fig c. Fig Similar Muscles to Fig on HeadShield of Cephalaspid lateral eyes central eyes Fro narial opening refer to Miss Beck's catalogue of the scorpion muscles The Origin of Vertebrates org Walter Holbrook Gaskell PDoldauto Origin of Vertebrates book Cephalaspidomorphi
Page 2023 Free-images.com. All images are Public Domain