XVI 
LIST OF SPECIES. 
FROM THE CAMBRIDGE UPPER GREENSAND. 
OUNITHOSAURIA. 
Ptenodactylus (new genus). 
1 Ptenodactylus Sedgwicki (Owen). J.c. 13, p. 6. 
Owen, Pakeontographical volume, 1859; 1st Supplement 
to Fossil Reptiles, PI. 1. 
2 Ptenodactylus Fittoni (Owen). J.c. 14, p. 6. 
Owen, 1st Supplement, PI. 1. 
3 Ptenodactylus Woodwardi (Owen). J.c. 18, p. 6. 
Owen, 1860; 3rd Supplement to Fossil Reptiles, PI. 2. 
4 Ptenodactylus Cuvieri (Bowerbank). J.c. 15, p. 6. 
Owen, Pakeont. 1851; Fos:41 Reptiles, PI. 28'. 
5 Ptenodactylus Oweni (Seeley). J.c. 20, p. 7. 
6 Ptenodactylus polyodon (Seeley). J.c. 21, p. 7. 
7 Ptenodactylus microdon (Seeley). J.c. 29, p. 7. 
8 Ptenodactylus scaphorlvynchus (Seeley). J.c. 22, p. 7. 
9 Ptenodactylus macrovliinus (Seeley). J.c. 31, p. 7. 
10 Ptenodactylus brachyi'hinus (Seeley). J.c. 24, p. 7. 
11 Ptenodactylus crassidens (Seeley). J. cl . 2.2, p. 8. 
12 Ptenodactylus dentatus (Seeley). J. cl. 9 . 1, p. 10. 
13 Ptenodactylus nasutus (Seeley). J. c2.11.1 p. 10. 
14 Ptenodactylus tenuirostris (Seeley). J. c2. 12.1, p. 11. 
15 Ptenodactylus capito (Seeley). J. c3.14.1, p. 12. 
16 Ptenodactylus eurygnathus (Seeley). J. c3.16. 1, p. 12. 
17 Ptenodactylus machcerorhynchus (Seeley). J. c6.33. 1, p. 17. 
18 Ptenodactylus platystomus (Seeley). J.c6.32.1, p. 17. 
19 Ptenodactylus enchorhynchus (Seeley). J.c. 25, p. 7. 
20 Ptenodactylus colorhinus (Seeley) J.c. 17, p. 6. 
21 Ptenodactylus oxyrhinus (Seeley). J.c2.13. 1, p. 11. 
Ornithocheirus (new genus)*. 
22 Ornithocheirus simus (Owen). J . c . 16, p. 6. 
Owen, 1860; 3rd Supplement to Fossil Reptiles, PI. 2. 
23 Ornithocheirus Carteri (Seeley)t. J.c. 19, p. 6. 
* This genus has no teeth anterior to the palate. 
t With two exceptions, all these species are founded on Upper Jaws; to 
them might be added several others less well defined, and three or four more 
known to exist in other collections. 
