Original paper
Ewingia Case & Cappetta , 1997 (Chondrichthyes: Rajiformes), preoccupied by Ewingia pearse , 1929 (Insecta: Arachnida)
Ramon Case, Gerard; Cappetta, Henri
Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen Band 268 Heft 1 (2013), p. 125 - 126
published: Apr 1, 2013
DOI: 10.1127/0077-7749/2013/0320
ArtNo. ESP155026801006, Price: 29.00 €