Reference

Oliver W. M. Rauhut, Achim H. Schwermann, Tom R. Hübner, Klaus-Peter Lanser (2020): The oldest record of the genus Torvosaurus (Theropoda: Megalosauridae) from the Callovian Ornatenton Formation of north-western Germany – Geologie und Paläontologie in Westfalen – 93: 31 - 43.