278 BRITISH FOSSIL VERTEBRATA. 
PSEPHODERMIA, H. von Meyer, Palxontographica, vol. vi 
(1858), p. 246. 
anglicum, H. von Meyer, zéd., vol. xv (1867), p. 261, pl. xl, f. 1-6; 
R. Lydekker, Cat. Foss. Rept. B. M., pt. ili, 1889, p. 231. 
Loc. Rheetic ; Bristol. [Peripheral scute ; Bath Mus.] 
PSEPHOPHORWUS, H. von Meyer, Neues Jahrb., 1847, p. 579. 
rupeliensis, Dollo. wv. Psephophorus sp. 
sp., R. Lydekker, Cat. Foss. Rept. B. M., pt. iii, 1889, p. 224. 
Psephophorus rupeliensis ?, L. Dollo, Bull. Mus. R. Hist. Nat. 
Belge, vol. v (1888), p. 83. 
‘Leathery turtle,’ A. S. Woodward, Proc. Geol. Assoc., vol. x 
(1887), p. 12. 
Loc. Bracklesham Beds. [Fragment of carapace ; Brit. Mus.] 
PSEUDOTRIONYX, L. Dollo, Bull. Mus. R. Hist. Nat. Belge, 
vol. iv (1886), p. 96. 
delheidi, L. Dollo, 747d, p. 96, pl. i; R. Lydekker, Cat. Foss. 
Rept. B. M., pt. iii, 1889, p. 145. 
Pseudotrionyx delheidi (?), R. Lydekker and G. A. Boulenger, 
Geol. Mag. [3] vol. iv, 1887, p. 274. 
? Platemys bowerbankii, R. Owen (errore), Rept. London Clay, 
pt. ii, Suppl. i (Pal. Soc., 1850), p. 1, pl. xxix, f. 1, 2. 
Pseudotrionyx (?), R. Lydekker, Quart. Journ. Geol. Soc., 
vol. xlv, 1889, p. 242. 
Loc. London Clay ; Sheppey. [Cranium, etc.; Brit. Mus.] 
PTENODACTYLUS, H. G. Seeley, Index to Aves, etc., Wood- 
wardian Mus., 1869, p. xvi (name only). [Non Pfenodactylus, 
J. E. Gray, 1845.] 
cuvieri (Bowerbank), Seeley, 247d. = Ornithocheirus cuviert. 
fittoni (Owen), Seeley, 267¢@. = Ornithocheirus fittoni. 
sedgwicki (Owen), Seeley, z¢¢d. = Ornithocheirus sedgwicki. 
woodwardi (Owen), Seeley, z¢d. ? = Ornithocheirus ? simus. 
spp. [Fragments of Pterosaurians from the Cambridge Greensand 
are also assigned to this genus by Seeley, zé/d., under the 
following undefined specific names :—érachyrhinus, capito, 
colorhinus, crassidens, dentatus, en horhynchus, eurygnathus, 
macherorhynchus, macrorhinus, microdon, nasutus, owenti, 
oxyrhinus, platystomus, polyodon, scaphorhynchus, tenut- 
rostris. This is a ‘list for the use of students of species’ 
(Seeley, Geol. Mag. [2] vol. viii, 1881, p. 15).] 
PTERODACTYLUS, Cuvier, Ann. Muséum, vol. xiii (1809), 
p. 424 (Pterodactyle). 
aclandi, Owen. v. Rhamphocephalus depressirostris. 
bucklandi, Meyer. v. Rhamphocephalus bucklandi. 
