OrTHOCERAS arcuoliratum, 71 
” 
” 
baculiforme, 187 
bilineatum, 70 
Brightii, 158 
bullatum, 159, 186, 192 
canaliculatum, 158 
centrale, 37 
dimidiatum, 98, 158, 173, 187 
distans, 159 
dulce, 159 
filosum, 159, 173 
fimbriatum, 158 
fluctuatum, 37 
Tbex, 71, 158, 173, 186 
imbricatum, 187 
laqueatum, 98, 159 
Ludense, 158 
Maclareni, 186 
Mocktreense, 158 
perelegans, 158, 173, 187 
politum, 70 
primzevum, 97, 159 
sericeum, 18 
subannulare, 159 
subannulatum, 98, 186 
subcostatum, 159 
subundulatum, 97, 158, 173 
subundulatum, 37, 187 
tenui-annulatum, 173, 187 
tenui-cinctum, 98, 158, 186 
tenui-striatum, 83 
torquatum, 187 
tracheale, 98, 187, 192 
vagans, 70 
yentricosum, 98, 159 
species, 24, 83, 70,71, 159 
ORTHONOTUS, 65 
affinis, 183 
amygdalinus, 89, 151, 183 
var. globulosus, 183 
var. retusus, 183 
anguliferus, 183 
cymbzeformis, 182 
decipiens, 96, 183, 191 
impressus, 151 
nasutus, 65 
prora, 183 
semisulcatus, 170 
semisulcatus, 82, 183 
truncatus, 183 
undatus, 170, 183 
PACHYTHECA 
” 
spheerica, 188 
PALHARCA, 66 
diagona, 190 
elliptica, 191 
obtusa, 191 
socialis, 24 


INDEX. 
PALMASTER 
= asperrimus, 47 
fi hirundo, 163 
55 obtusus, 46 
5 Ruthveni, 163 
5 squamatus, 47 
PALMOCHORDA, 21 
PALHOCOMA 
7 Marstoni, 163 
PaLmocycius 
x, Fletcheri, 117 
5 porpita, 116 
sp preeacutus, 84, 117 
5 rugosus, 117 
Paleopora, 72, 78,74, 103, 104 
es Savosa, 72 
y interstincta, 29 
i; subtubulata, 102 
PALASTERINA 
cs primeeva, 163 
PARABOLINA 
Fy spinulosus, 11 
PARADOXIDES 
Aurora, 6 
Dayidis, 6 
Harknessi, 2 
Harlani, 6 
Hicksii, 6 
PAscroLus 
" Goughii, 175 
PELTOCARIS 
x anatina, 93 
PELTURA 
»  Scarabeeoides, 11 
Pendulocrinus, 118 
PENTAMERUS 
= galeatus, 142, 168 
5 globosus, 80, 87, 142 
3 Knightii, 142, 167, 168 
5 var. Aylesfordii, 168 
5, lens, 56, 79, 87 
> linguifer, 87, 142 
3 liratus, 80, 87, 95 
microcamerus, 80, 87, 95 
s oblongus, 80, 87 
Ss rotundus, 79, 95 
es undatus, 80, 87 
PERIECHOCRINUS 
3 limonium, 121 
. moniliformis, 121 
ij simplex, 121 
* species, 85 
PErRAIA 
»  sequisuleata, 43, 75 
» bina, 85 
»  crenulata, 75 
» elongata, 43, 75, 85 
» rugosa, 43, 75, 85 
»  subduplicata, 48, 75, 85 

201 
PerratA uniserialis, 44, 75, 85 
ziczac, 43 
» Species, 92, 113 
Pracops, 51 
alifrons, 52 
sy apiculatus, 52 
caudatus, 86, 93, 132 
conophthalmus, 52 
corrugatus, 93 
5 cuneatus, 93 
in Downingive, 93, 131, 166, 177 
var. constrictus, 131 
é longi-caudatus, 132 
var. armiger, 132 
a var. Grindrodianus, 132 
macroura, 52 
.; Musheni, 131 
- Nicholsoni, 22 
obtusi-caudatus, 78 
Stokesii, 76, 86, 93, 131, 166 
tuberculato-caudatus, 132 
- Weaveri, 86 
PHRAGMOCERAS, 159 
vequale, 160 
arcuatum, 160 
intermedium, 174 
liratum, 174 
pyriforme, 160, 174 
yentricosum, 90, 160, 174 
Phragmoceras, 70 
PHYLLOGRAPTUS 
” 
s angustifolius, 19 
PHYLLOPORA 
‘ Hisingeri, 45 
PISCES, 192, 193 
PisocriINnus 
é ornatus, 128 
* pilula, 128 
PLANTA, 1, 99, 161, 175, 188, 193 
Plasmopora, 103 
PLATYCRINUS 
“p pecten, 122 
5 retiarius, 122 
* species, 162 
PLATYSCHISMA 
> helicoides, 186, 192 
i Williamsi, 191 
PLEURORHYNOHUS 
55 aequicostatus, 151 
PLEUROTOMARIA, 154 
; balteata, 154 
7 crenulata, 185 
5 Fletcheri, 154 
5 lenticularis, 70 
x striatissima, 155, 171 
ie turrita, 68 
a undata, 154, 171 
5 uniformis, 155 
a species, 33, 83, 96, 154,155 
26 
