338 
nudiventris (Acipenser) X Huso huso 
199 
nudiventris (Sterletus) 203 
Obtusa (Raja) 96 
obtusirostris (Acipenser) 131 
obtusirostris (Acipenser, var.) 205, 209 
Oceanomyzon 12 
Odontaspidae 47, 51 
Odontaspis 52 
Operculata 127 
opisthodon (Lampetra) 26, 27, 29—31 
Orectolobidae 47 
orientalis (Acipenser) 146 
orientalis (Huso) 146 
Otodus 52 
Oxyrhina 52 
oxyrbynchus (Acipenser) 278, 282 
oxyrhynchus (Isurus) 52 
Palaeoniscidae 129 
Palaeospondylus 8 
Paramyxine 9 
Parascaphirbynchus 138, 308 
Paratrygon 114 
parmifera (Raja) 95 
Pastinaca 114 
pastinaca (Dasybatus) 113, 114 
pastinaca (Trygon) 114 
pastinaca (Raja) 114 
persicus (Acipenser) 246, 251, 252 
Petromyzon 12, 321 
Petromyzonidae 11, 321 
phantasma (Cbimaera) 123 
Phyllorhynci 131 
Pisces 7, 45 
Placodermi 126 
Plagiostomata 46 
planeri (Lampetra) 39, 36 
planeri (Petromyzon) 40 
Platopterus 84 
platorhynchus (Acipenser) 308 
platyrhynchus (Scaphirhynchus) 308, 
319 
Platysomidae 129 
Pleuracantbidae 46 
Pleuracromylon 68 
Pleuropterygii 46 
Pleurotremata 47 
podapos (Acipenser) 279 
podapos (Huso) 279 
Podopterygia 126 
Polistotrema 9 
Polyodon 129 
Polyodontidae 129 
Polyprosopus 55 
Polypterus 125,127 
pontica (Raja) 108 
ponticus (Petromyzon) 40 
Poroderma 59 
Prionodon 65 
Pristidurus 61 
Pristiopboridae 69 
Pristiurus 61 
Propterygia 84 
Psammobatis 84 
Psephurus 129 
Pseudoscaphirhynchus 138, 308, 309, 
310 
Pseudotriakis 58 
Psychichthys 118 
Pteroplatea 113 
Ptyctodus 117 
pygmaeus (Acipenser) 201 
Tadiata (Raja) 97 
rafinesquei (Scaphirhynchus) 308 
Rai a 84 
Raja 84 
Rajidae 83 
rashleighanus (Polyprosopus) 55 
ratzeburgii (Acipenser) 291 
ratzeburgi (Acipenser, morpha) 293, 
294, 296 
reissneri (Lampetra, subsp.) 42, 36, 322 
reissneri (Petromyzon) 42, 43 
rhina (Raja) 90, 92 
Rhinobatidae 83 
Rhinochimaera 117 
Rhinochimaeridae 117 
Rhinoscymnus 77 
Rhipidopterygia 126 
rondeleti (Carcharodon) 55 
rosispinis (Raja) 96 
rossikowi (Kessleria) 314 
rossikowi (Pseudoscaphirhynchus) 314 
