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.
Keywords from Image Description:
Eschrichtioides Portis fig . Caudal view of skull mandible and postcranial parts of Eschrichtioides originally described as org page Balaenoptera Gastaldii Portis org page Catalogo descrittivo dei Talassoterii rinvenuti nei terreni terziarii del Piemonte della Liguria Alessandro Portis PDOld Eschrichtiidae PDold