Index. 
Oxfordian, 104. 
Oxynotus shales, 101. 
Pachycardientuffe, 54, 86, 4, 
140, 166, 168, 183, 185, 186, 
190, 202, 205, 223, 242, 243; 
age discussed, 245, 246; list 
of Echinoderms, 246, 
pacomei, Diademopsis, 105. 
— Palaeopedina, 105, 106. 
Pados mészko, 241. 
Palaechinus, 64. 
Palaeocrinoidea, 248. 
Palaeodiscus, 129, 250, 252. 
Palaeopedina, 105, 117, 260: 
bonei, globulus, 
pacomei. 
Palechinoidea, 248. 
paletiformes, see Radioli. 
papers referred to, 265—274. 
«papillaries», 64. 
papillata, Cidaris, 131, 135, 252. 
Paracidaris, s. g. of Plegio- 
cidaris : blumenbachi. 
«parapet» of tubercle, 62. 
parasiadifera, Cidaris, 191, 195, 
207, 215, 289, 245, 248, 262, 
Pl, XII, ff. 375—392, XVI, 
f. 447. 
PARKINSON, J., 49, 271. 
Parona, C. F., 242, 272. 
Parra, A., 129, 272. 
parva, Acrosalenia, 101. 
patina of Jsocrinus, 56, 247. 
pedicellariae, origin, 251. 
Pedina, 107 : etheridget. 
Pedinidae, 101. 
Pedininae, 102, 114, 115. 
Pelanechinus, 128. 
penna, Radiolus, 177, 218, 239, 
262, Pl. XIII, ff. 404—412. 
Pentacrini, 5. 
Pentacrinidae, 18 ; & Encrinidae, 
bionomics compared, 243. 
Pentacrininae, 28; columnals, 
preservation, 55; stem, origin, 
249. 
Pentacrinites, 30. 
Pentacrinus, 9, 23, 27, 30, 250: 
alternicirrus, amoenus, bava- 
ricus, braunti, fuchsit, laevi- 
gatus, propinquus, tyrolensis, 
subcrenatus, venustus, versi- 
stellatus. 
minimum, 
«Pentacrinus venustus», 22, 242. 
«pentagonal», 24. 
«pentapetalon», 25. 
perforata, Hemipedina, 105, 110, 
111. 
perforatus, Goniopygus, 110. 
perignathic girdle, of Cidaris 
olifex, 114; in Diademopsis, 
116; of Mesodiadema, 116, 
118; relation to branchiae, 
252, 2538. 
perignathic ridge in Diademop- 
sis, 125. 
«peripheral crenellae», 27. 
Perischoechinoidea, 139. 
peristome, of Cidaris olifex, 114; 
of Triadocidaris, 82. 
peristomial membrane & plates, 
253. 
perlata, Orthopsis, 109. 
Permian Cidaridae, 250. 
Permocidaris, 86: forbesiana, 
vernenilana. 
PERON, P. A., 107, 267, 272. 
perplexa, Cidaris, 191, 212, 262, 
Pl. XII, ff. 344, 345. 
«perradial crenellae», 28. 
«— suture», 60. 
«— tract», 62. 
persimilis, Triadocidaris, 69, 70, 
78, 88, 92, 238, 244, 254, 
255, 259, Pl. VI, ff. 129—134. 
«petals» of joint-face, 27. 
petersi, Cidaris, 224, 225, 226, 
262. 
Perugia, Mte. Malba, 242. 
Phalacropedina, 104:  calva, 
guerangerl, minima, pusilla. 
Phanerozonia, 235. 
Pholidocidaris, 64. 
Phymopedina, 108, 117: bou- 
chardi, marchamensis. 
Picarp, K., 21, 272. 
Piccol Bach, 156. 
PIGHLER, A, 245, 272. 
pichleri, Astropecten, 285, PI. 
XIII, ff. 485—437. 
Picteticrinus, 30. 
«piece en Y», 130. 
«piéce maxillaire», 129. 
pirifera, Cidaris, 180, 
planus, Miocidaris, 82, 85, 87, 
88, 91, 238, 260, PI. VII, 
ff. 157—159. 
«platform» of tubercle, 62. 
Plegiocidaris, 85, 98: cornaliae, 
coronatus, curioni, ombonit, 
senex, 
[Plegiocidaris| ?, sp., 99, 238, 
Pl. VIII, ff. 188, 189. 
Plesiocidaroida, 66. 
Plicatocrinidae, 6. 
Pliensbach, 114. 
«plume», 129. 
poculiformis, Cidaris, 245. 
— Cidaris alata, 173, 174, 
176, 186, 182, 195, 239, 245, 
261, Pl. XI, ff. 280—3809, 
Pl. XIV, f. 441. 
Podocidaris, 257: prionigera. 
Possneck, 86. 
PoMEL, A., 98, 108, 109, 272. 
«pore-field», 62. 
«poriferous tract», 62. 
praeternobilis, Triadocidaris, 69, 
76, 88, 238, 244, 259, PI. VI, 
ff. 135—138. 
— —— Sp; eh, 78) Pl. Vi; iff. 
139, 140. 
preservation of Pentacrinine co- 
lumnals, 55. 
«primary tubercle», 61. 
princeps, Triarechinus, 66, 67,68. 
PRINGIPI, P., 242, 272. 
prionigera, Podocidaris, 257. 
— Pygmaeocidaris, 257, 258, 
259. 
Procidaris, 99. 
Prolongei, 262. 
propinguus, Isocrinus, 31, 53, 
54, 248, 245, 257, Pl. V, ff. 
118—122. 
— Pentacrinus, 31, 54, 246, 
257. 
PrRouHo, H., 75, 272. 
«proximal», 24. 
Pseudodiadema, 114: 
lobatum, ovatum. 
Pseudopedina: smithi. 
collenoti, 
pusilla, Hemipedina, 104. 
— Phalacropedina, 104. 
pusillum, Eodiadema, 101. 
Pygaster, 106, 117: bonet, semi- 
sulcatus, sulcatus. 
Pygmaeocidaris, 257, 258, 209: 
prionigera, 
«pyramid», 129 
pyramids (a,b) Veszprém, Giri- 
csesdomb, 184, Pl. IX, ff. 
238—240. 
Quarry near Cutting I, 52, 56, 
48, 55, 90, 119, 140, 208, 
211, 282, 241. 
