Guinot, Guillaume; Cappetta, Henri; Underwood, Charlie J.; Ward, David J. (2012). "Batoids (Elasmobranchii: Batomorphii) from the British and French Late Cretaceous". Journal of Systematic Palaeontology. 10 (3): 445–474. Bibcode:2012JSPal..10..445G. doi:10.1080/14772019.2011.588255. S2CID129777967.
Guinot, Guillaume; Cappetta, Henri; Underwood, Charlie J.; Ward, David J. (2012). "Batoids (Elasmobranchii: Batomorphii) from the British and French Late Cretaceous". Journal of Systematic Palaeontology. 10 (3): 445–474. Bibcode:2012JSPal..10..445G. doi:10.1080/14772019.2011.588255. S2CID129777967.
Guinot, Guillaume; Cappetta, Henri; Underwood, Charlie J.; Ward, David J. (2012). "Batoids (Elasmobranchii: Batomorphii) from the British and French Late Cretaceous". Journal of Systematic Palaeontology. 10 (3): 445–474. Bibcode:2012JSPal..10..445G. doi:10.1080/14772019.2011.588255. S2CID129777967.