Rhinobatos sainsburyi n. sp. and Aptychotrema timorensis n. sp. - two new shovelnose Rays (Batoidea: Rhinobatidae) from the Eastern Indian Ocean. Records of the Australian Museum, 56(2), 201–208
DOI: 10.3853/j.0067-1975.56.2004.1415#sthash.Aj5HUzRw.dpuf