250 
Vol. Tab. Fig. 
Ammonites nodosus 1 92 5. 
plicatilis.........-9 2 166 
Walcottii ......... 2: N06 
LAICATUES) So<o'csceuewe 6. ST 9a 
CULVAtUS,...060- Aa ucodin ae)? sho Oure24 
TTIMAtTIMe Sees easees 2 178 
WATIAUSH bese lbis sense oy 176 
Woo! watt 1........- 6. 587' 1 
tetrammatus ...... 6) (587) 2 
TOSCLAGUS! s Sescesces 2 falta fa) 
IBTOWNI capaho sacs Sy 968)°4;, 5 
Sowerbyi ......... Sr 21S 
NSIEEELLDINY Goecewcoes? 4 406 1-4 
StEllAMIS wescececcees 1 93 
ODtUSUS sencccccesss Q167. 
ISTOOKIN toeecccccevs 2 190 
Conybeari ......... Fea 33) 
Bucklandi........< 2 180 
WUIrNenl caseoesete sd 5 452 
multicostatus...... 5 454 
TOUIOMBIS: cesetece 5 453 
b. Keel crenated. 
EXCAVAtUS ..eceeeee 2105 
Stokes. ....<.ccce. 2 191 
-- SETTALUS veosecessees i 324 
BEE SAEMLUS!) Leos essescct eer sl evel 
COTAAtNSS.. 0002000 L 17 2,4 
quadratus ......... LP Malina Ss 
vertebralis ......... 2965 
rhotomagensis ... 6 515 
Hippocastanum... 6 514 2 
CTISHALUES Sacra a veers Re 4AglueS 
Scaphites equalis... 1 18 1-3 
Obliquus......ceeeee as a—7 
(Ammonites)con- 
StLICHUS® enesiisees 2 1 
Hamites tenuis...... Ry | 
ROCUNGUS s cosccstys Lo 61es9-8 
attenuatuS ......... I 61. 4,5 
adpressus ........5 L- 261 6 
Brad. C. Bradford Clay. 
Cale. Gr. Calciferous Grit. 
Chalk M. Chalk Marl. 
Coal M. Coal Measures. 
Coral R. Coral Rag. 
Cornb. Cornbrash. 
Diluv. Diluvium. 
F. E.R. Fuller’s—Earth Rock. 
For. M. Forest Marble. 
F. W. Fresh Water. (Above the London Clay.) 
Gr. Ool. ‘Great (Bath) Oolite. 
G. 8S. Green Sund. 
Inf. Ool. Inferivr Oolite. 
Kell. R. Kelloways Rock. 
Kim. C. Kimmeridge Clay. 
SYSTEMATICAL INDEX. 
Stratum. Vol. Tab. Fig. Stratum. 
tf Cl, Hamites compressus 1 61 7,8 Gault. 
Calc. Gr. MAakIMIUS) .ssveceses 1s ao oe Gault. 
Lias. intermedius ...... lL 62..2-4 Gault. 
Chalk M. gibbosus .......... ty 6274.5... Gault 
Chalk M. spinulosus ......++. 8° 26 yal G. S. 
UGas spiniger 2.....0:000. 37 (ton Gault. 
Chalk M. MOUOSUSiae esse ce cies 3 32%6,, 33 Gault. 
ACh. tuberculatus ...... 3 216. .4,5. Gault. 
Ch. M. CUP CIGUS). vsc0cecs 00 3% 216,46 Gault. 
UG. ss plicatilis® v..<2:<<- SP 2a4 a Chalk M 
4 a ATMALUS ... 2.000. { : a 2 }e. Ss. 
Lias. PYAMGIS bens ete dees Gh 593 <0 DiGi: 
Lias Guisenteceee scctesbers 6% 593.42 L. G. S. 
Lias -Turrilites costatus... 1 S6 Chalk M. 
Lias tuberculatus....... re 74 Chalk M, 
Lias undulatus.......... 1 75. 1-3 Chalk M, 
Lias Baculites Faujasii... 6 592 1 Chalk. 
Lias obliquatus ......... 6 592 2,3 Chalk M. 
Lias 
ee ttt Septa conver. 
Nummularia levi- * 
ALA. cacseeesenes 6: 45381 G53 Ge 
Cale. Gr elegans Seateteen ees 6 538 2 Bee. 
Lias. variolaria ....cse0- 6 538° 38 TAC 
Oxf. C Comptoni ....... Poe jell Chalk M. 
Coral R. 
Gest Orv. V. Heteroropa. 
aay p Bellerophon apertus 5 469 1 M. L. 
Chalk M. Cornu-arietis ..... 5 469 2 M. L. 
Oxf. C. BiGICUS vceceserensee 5. 470 peed M. L. 
Chalk M. tenuifascia......... 5. ATO ros M. L. 
Chalk M © COStAtUS wes cecsecces 5 470 4 IM. 
« Woodwardii ...... 6. agile M. L. 
Chalk. 
Gault. *. TUNICATS. 
Gault. 
Gault. ~ Amplexus coralloi- 
Inf. Ool. desintsss. pases 1: 72 M. L. 
ABBREVIATIONS. 
L. C. or L. Cl. London Clay. 
-L. Ch. Lower Chalk. : 
L. F. W. Lower Fresh Water. 
L. G. S. Lower Green Sand. 
Mag. L. Magnesian Limestone. 
M. L. Mountain Limestone. 
Oxf. C. Oxford Clay. 
Port. L. or Port. S. Portland Limestone. 
Tr. L. Transition Limestone. 
U. Ch. Upper. Chall. 
U. F. W. or Up. F. W. Upper Fresh Water. 
U. G. S. Upper Green Sand. 
Up. Mar. Upper Marine. 
Weald. Wealden Beds. (A freshwater series. ) 
Wool, B. Woolwich Beds. (Plastic Clay?) 
