48 (sey (pee 
Mammata pinnata 
(CETACEA) 
— qvibus 
Pinnæ muticæ carnofæ, 
Fiftula verticis duplex, 
"Dentes nulli 
Laminz cornes maxillefuperiotie + — BAL/ENA, 
- Fiftula verticis unica, 
/ 
Dentes infra tantum, 
| ! Aledlctefpondéhteg fupra AN PHYSETER. | 
Dentes fupra tantum, vg iod 
Duo vel unicus longisfimus reftus, | 
Antrorfum exfertus « — - CERATODON, 
. Dentes fupra & infra - : DELPHINUS, 
s AVGSR: 
