202 
Pleurotomaria, 68, 70 
PLUTONIA 
Sedgwickii, 2 
Ponyzoa, 9, 19, 44, 100, 102, 161, 176 
Polyphemopsis, 156 
PORAMBONITES 
os intercedens, 56 
Porambonites, 139 
Portlockia, 93, 131, 166 
Poterioceras 
=) ellipticum, 160 
PRIMITIA 
33 buprestis, 7 
> McCoyii, 48 
var. 48 
5 prima, 2 
- Solvensis, 7 
53 strangulata, 48 
9 vexata, 7 
species, 21, 31 
PROETUS, 133 
Fletcheri, 134 
latifrons, 134, 165 
Rhyckholti, 134 
Stokesii, 86, 134 
» Species, 78, 86, 133 
PROTASTER 
Miltoni, 164 
Petri, 47 
Salteri, 46 
3 Sedgwickii, 164 
PROTOCYSTITES, 3, 46 
PROTOSPONGIA 
” 
” 
»” 
” 
»” 
” 
” 
diffusa, 2 
fenestrata, 3 
45 flabella, 3 
PROTOVIRGULARIA 
5 dichotoma, 29 
PRUNOCYSTITES 
> Fletcheri, 127 
PSEUDAXINUS, 151 
5 securiformis, 169, 183 
Pseudo-Crania, 34, 55 
PSEUDOCRINITES 
bifasciatus, 127 
magnificus, 127 
oblongus, 127 
a quadrifasciatus, 127 
PSILOCEPHALUS 
inflatus, 15 
innotatus, 15 
” 
” 
PTERASPIS 
5 Banksii, 192 
PTERINEA 
asperula, 149 
Boydii, 182 
Condor, 169 
demissa, 89, 150, 182, 190 
exasperata, 150 

INDEX. 
PTERINEA Aians, 169 
os lineata, 181 
x lineata, 181 
lineatula, 149, 169, 151 
megaloba, 190 
planulata, 150 
pleuroptera, 65, 169, 182 
retroflexa, 89, 150, 169, 181, 190 
Sowerbyi, 149, 169, 152 
subfaleata, 96, 182 
tenuistriata, 96, 150, 170, 182, 190 
“9 species, 150 
PTERYGOTUS 
arcuatus, 165 
Banksii, 189 
bilobus, 179 
as gigas, 189 
leptodactylus, 164 
Bs Ludensis, 193 
perornatus, 179 
problematicus, 188 
species, 179 
Prinoprorya, 102 
acuta, 45 
costellata, 44, 76 
dichotoma, 44 
explanata, 44, 76 
fucoides, 44 
lanceolata, 102 
Fe scalpellum, 85, 102 
Ptychoparia, 5 
PrycHOPHYLLUM, 113 
patellatum, 114 
oy 
PYRITONEMA 
= fasciculus, 30 
“3 species, 30 
Rain-imprints, 2 
RaPHISTOMA 
5 zequalis, 36, 70, 83 
is macromphala, 70 
RASTRITES 
convolutus, 27 
5 maximus, 28 
6 peregrinus, 27 
Retepora, 45, 100 
RETIOLITES 
a Geinitzianus, 92 
ReErzra 
Barrandi, 94, 139 
» Bouchardii, 140 
»  Salteri, 139 
» var. Baylei, 140 
Rhodocrinus, 123 
” 
RHYNCHONELLA 
Bs borealis, 87, 140 
ss var. diodonta, 141 
3 crispata, 167 
cn euneata, 140 

RHYNCHONELLA decemplicata, 87, 94 
Ay deflexa, 140 
s diodonta, 94 
- lacunosa, 140 
Fe Lewisii, 79, 94, 140 
oA nasuta, 56 
- navicula, 141, 167 
re nucula, 87, 94, 141, 167, 180 
a spheerica, 141 
s Stricklandii, 94, 141 
ms Wilsoni, 141, 167, 180 
Ps var. Davidsoni, 141, 180 
>) species, 56, 94, 95 
SABELLA 
»,  Murchisoniana, 164 
Saccocaris, 7 
Sanguinolites 
5s anguliferus, 183 
a, decipiens, 183, 191 
os inornatus, 96 
SARCINULA 
p organum, 43 
Sareinula, 115 
ScotecirsEs, 2, 10 
ScoLECODERMA 
Pa antiquissimum, 30 
“ species, 21, 129 
Scouites, 21 
SERPULITES 
+ dispar, 129, 164, 176 
fp longissimus, 176 
SIPHONOTRETA 
+ angliea, 136 
.; anglica, 167 
7 micula, 35, 79 
SLIMONIA 
» acuminata, 179 
5 punctata, 165 
» Species, 179 
SPHHREXOCHUS 
os boops, 50 
5 mirus, 131 
SPHAERONITES 
5 stelluliferus, 45 
SPHHROPTHALMDS, 11, 12 
SPHHROSPONGIA 
s hospitalis, 40 
Spherospongia, 99, 100 
SPIRIFER 
»  erispus, 88, 138 
»  €leyatus, 88, 138, 180 
5 exporrectus, 88, 138 
55 octoplicatus, 138 
»  plicatellus, 88, 138 
» var. globosus, 138 
» wer. interlineatus, 138 
>» var. radiatus, 138 
»  vradiatus, 138 
