Biologie 1999-69_161-200.pdf

Bulletin of the Royal Belgian Institute of Natural Sciences - Biology / 69 - 1999 Herman, J., Hovestadt-Euler, M., Hovestadt, D.C. & Stehmann, M. 1999. Contributions to the study of the comparative morphology of teeth and other relevant ichthyodorulites in living suprasspecific taxa of Chondrichthyan fishes. Part B: Batomorphii 4b: Order Rajiformes - Suborder Myliobatoidei - Superfamily Dasyatoidea - Family Dasyatidae - Subfamily Dasyatinae - Genera: Taeniura, Urogymnus, Urolophoides - Subfamily Potamotrygoninae - Genera: Disceus, Plesiotrygon and Potamotrygon (incl. supraspecific taxa of uncertain status and validity), Family Urolophidae - Genera: Trygonoptera, Urolophus and Urotrygon - Superfamily Myliobatidea - Family: Gymnuridae - Genus: Aetoplatea.