Collareta, A. & Landini, W. & Chacaltana, C. & Valdivia, W. & Altamirano-Sierra, A. & Urbina-Schmitt, M. & Bianucci, G. (2017)
A well preserved skeleton of the fossil shark Cosmopolitodus hastalis from the late Miocene of Peru, featuring fish remains as fossilized stomach contents.
Rivista Italiana di Paleontologia e Stratigrafia, 123(1), 11–22 DOI: 10.13130/2039-4942/8005