158 
GASTEROPODA. 
SPECIES. 
atomaria, , 
bicarinata, . 
biserrata, .. 
cancellata, . . 
carinata, . . 
cirriformis, 
concentrica, 
conica, 
depressa, ... 
elongata, . . 
excavata, ... 
expansa, ... 
fasciata, ... 
REFERENCES. 
.Trochus, Sow. M. C. t. 221. f. 2 
t. 15. f. 
Phil. G. Y. 2. t. 15. f. 22 
Phil. G. Y. 2. t. 15. f.7 
, Trochus, Sow. M. C. t. 193. f. 2, 
Phil. G. Y. 2. t. 15. f. 20 
Phil. G. Y. 2. t. 15. f. 4. p. c 
t. 37. f. 179. 
fusiformis, ...Phil. v. Murchisonia 
gemmulifera, Phil. G. Y. 2. t. 15. 
Gibsii, Trochus, Sow. M. C. 
gigantea, ...Sow. G. Tr. 2 ser. 4. 
gracilis, .. 
granulata 
Phil. P. F. p. 98. t. 37. f. 181, 
Trochus, Sow. M. C. t. 220. i 
Ziet. Pet. t. 35. f. 4. 
Gurgitis, ... 
impendens, 
inconspicua, 
interstrialis, 
limbata, ... 
lirata, 
Lloydii, 
Phil. G. Y. 2. t. 15. f. 8 
Phil. G. Y. 2. t. 15.f. 10 
Phil. G. Y. 2. t. 15. f. 18 
Phil. G. Y. 2.t. 15. f. 13 
Sow. Sil. Syst. V. Murchisonia. 
.... C.L. 
Bolland. 
1... Cor.R. C.Gr. Yorkshire. 
... C.L. 
Derbyshire. 
... Dev. 
Petherwin ; Brushford. 
2. C.L. 
Settle, Yorkshire ; Cas- 
tle Isl., Ireland. 
... Dev. 
Plymouth. 
... C.L. 
Bolland, 
... C.L. 
Bolland; Derbyshire. 
... C.L. 
Bolland. 
4. Inf.O. Dundry; Limpley Stoke. 
... C.L. 
Bolland. 
)7. C.L. 
Bolland. 
Dev. 
Baggy Point. 
... Inf.O. 
Dundry. 
... C.L. 
Bolland. 
... C.L. 
Bolland. 
... C.L. 
Bolland. 
... Git. 
Folkstone. 
... L.G.S. Boughton, Kent. 
. . . Dev. 
Brushford; Baggy Pt. 
2 ; Cor.R. Malton ; Scarborough. 
Inf.O. 
Blue Wick ; Dundry. 
0- L.Ch. 
.7. 
Lyme Regis (De la B.). 
6. Dev. 
Plymouth ; Newton. 
... C.L. 
Bolland, 
... C.L. 
Bolland. 
... C.L. 
Bolland. 
,.. C.L. 
Bolland. 
monilifera, Phil. G. Y. 2.t. 15. f. 10 «. ; P. F. C.L. Bolland. 
p. 97. t. 37. f. 178. Dev. Newton. 
ornata, Defrance ; Ziet. Pet. t. 35. f. 5 Inf.O. Bridport; Bayeux. 
? ovoidea, ...Phil. G. Y. 2. t. 15. f. 27'. C.L. Bolland ; Derbyshire. 
pallium, ... Yroc/msorrea/a, Sow. M.C.t. 221. f.l. Inf.O. Dundry, Somerset. 
perspectiva, D’Orb. Pal. Fr. t. 196; Cit'rus, U.Ch. Lewes; Norfolk; Kent; 
Sow. M. C. t. 428. f. 1, 2 ; C. Wiltshire ; Bucks, 
depressus, M. C. t. 428. f. 3; L,Ch. Rouen. 
Trochus linearis, Mant. Geol. 
Suss. t. 18. f. 16. 
reticulata, ...Trochus, Sow. M. C. t. 272. f. 2... Kim.C.Heddington, Oxon. 
Rhodani, ...D’Orb. Pal. Fr. 1. 192. f. 7, 8 ; Tro~ U.G.S.Southbourn ; Lyme. 
c/ms,Brong. Env. de Par.t.9-f.8. 
