Pan I02.&. 
Palaeospondylus, 553. 
gunni, 553, A5'S^. 
PalEeoteuthis, 160. 
dunensis 174. 
kneri, 174. 
marginalia, 175. 
Palaeothrissum, 476. 
blennioiaes, 477. 
elegans, 477. 
ineequilobum, 445. 
macrocephalum, 477. 
magnum, 470, 477. 
parvum, 445. 
Pamphractus, 223. 
andersoni, 230. 
bydrophilus, 149, 230 
firei** 
130. 
Parabatrachus, 37 
colei, 379, 381 
Parexus, 33. h u 
falcatus, 4, 34/ ^ 5 ' 
incurvus, 34. 
Passalodon, 73. 
Pelecopterus, 152. 
Pentagonolepis, 313. 
konincki, 313. 
Pepiorhina, 408 
anthracina. 408. 
arctata, 408. 
Petalodopsis, 255, 256. 
mirabilis, 257. 
Phaneropleuride:. 246. 
Phaneropleuron, 
247. 
andersoni, 247. 
curtum, 248, 362, 5,53. 
elegans, 249. 
Phaner osteon, 476. 
mirabile, 476. 
* 76 . Phlebolepis, 
157. 
elegans, 156. 
Phlyctaenaspis, 295. 
dtAfrifo* acadiea, 295." 
" %P_ ' -4 ^ngliea; 181, 296. 
cf Phiyctsenius, 295. 
acadicus, 295. 
anglicus, 296. 
Phoderacanthns, 
135. 
grandis, 138. 
PhyllolepidjE, 313. 
Phyllolepis, 313. 
concentrica, 314. 
corneti, 314. 
delicatula, 314. 
• fragilis, 553. 
tenuissima, 342. 
undulata, 314. 
Physichthys, 303. 
boeninghausi, 39, 222, j 
303. i 
,■ 3w fa *—**■> j? <pj 
INDEX. 
/Physonemus, 93, li 
acinaciforinis, 131. 
altonensis, 129. 
anceps, 131. 
arcuatus, M i Coy, 130. 
arcuatus ( LevJi/), 131. 
attenuatus, 130. 
carinatus, 131. 
chesterensis, 131. 
depressus, 131. 
falcatus, 131. 
gemmatus, 132. 
giganteus, 132. 
gigas, 132. 
hamatus, 131. 
konincki, 132. 
mirabilis, 132. 
parvulus, 132, 
. procliyus, 132. 
Veversus, 132 .^; 
stellatus, 132. 
subteres, 132. 
Placosteus, 126. 
arcuatus, 127. 
mseandrinus, 126. 
undul atus, 128. 
Placothorax, 223. 
agassizi. 303. 
paradoxus, 226. 
Platyacanthus, 
M l Coy, 135. 
isosceles. 137. 
Platyacanthus, 
Fritsch, 552. 
ventricosus. 552. 
Platygnathus, 322, 
389. 
iamesoni, 327, 330. 
minor, 389. 
paucidens, 336. 
Platysomatid.£, 527. 
Platysomus, 541. 
altbausi, 551. 
565 
Plectrodus, 1937 
mirabilis, 193, 195. 
pleiopristis, 193. 
pustuliferus, 194. 
Plectrolepis, 528. 
rugosa, 529, 531. 
Pleiopterus, 368. n&h 
Plethodus, 92. —- - 
Plintholepis, 389. ^ 
retrorsa, 389. 
& 
7 T 
Pnige acanthus, 135, 
circularis, 550.*^?° 
declivus, 529, 531. 
fischeri, 550. <?o. 
'/ig- 
forsteri, 546. 
fuldai, 534. 
gibbosus. 542. 
insignis, 531. 
intermedius, 542 
macrurus, 534 
r 
orbicularis, 550.’ 
parvulus, 546. 
parvus, 542. 
rhombus, 542. 
I rotundus, 549. 
| striatus. 542, 545. 
| superbus. 549. 
j tenuistriatus, 548. 
S*7 
137 
deltoides, 138. 
pnigeus, 138. 
trigonalis, 139. 
Poaodus, 531. 
capitatus, 532. 
PoLYODOXTID.E, 424. 
Polyphractus, 235. 
platvcephalus, 236, 
238. 
Polyplocodus, 363. 
incurvus, 363. S' 
weujukovri, 363. 
Polypterus, 423. 
Polyrhizodus, 135 o 
Pncnocanthus, lo7. 
dubius. 157. 
Pristacanthus, 93, 
119. 
marianus, 120. 
marinus, 120. 
securis, 119. 
vetustus, 119. 
Pristis, 151. 
Prognathcdus, 43, 45. 
guentheri, 44, 47. 
Propalaeoniscus, 487. 
agassizi, 501. 
Protopirata, 151, 154- 
centrodon, 153. 
Psaliodus, 90. 
compressus, 90. 
biarmicus, 545. , J>, Psammodus, 98, 135. 
1 • bretonensis, 388. 
Owi' 
A* , 
Pro 
& 
A 
porosus, 99, 275. 
Psammolepis, 126. 
paradoxa, 128. 
Psammosteus, 93, 
126 ; - 
arenatus, 12/. 
granulatus, 128. 
masandrinus, 126. S \ 
paradoxus, 128. , 
undulatus, 128. se ~l <0 . n s , ; 
vermiculans, 128. ccor?<rr 
Psilacanthus, 117/ 
aalensis, 117. 
Psittacodon, 55, 73. 
falcatus. 56. 
f c) // 
mantelli, 75* 
its wa . n 
fSC^ o/c. 
