306 
ME. PEESTWICH ON THE GEOLOGY OF THE DEPOSITS 
Appendix. — List of the Testaceous Mollusca now living in the South of England and 
North of France, showing those which are found fossil in the High- and Low-level 
Valley-gravels, and their range to certain points northwards and southwards in Europe. 
Species living in the South of Eng- 
land (excepting those marked in 
italics, which are found in France but 
not in England). This list (of 110 
species) embraces nearly all the fresh- 
water species and the greater part of 
the land shells of the N orth of France. 
Species occurring in the Valley-gravels. 
Species living in Finland and 
Lombardy (the Alpine dis- 
tricts excepted). In the for- 
mer coun try there are 77 spe- 
cies of Testaceous Mollusca, 
and in the latter 193 species. 
England. 
France. 
High-level ? 
Low-level. 
Low-level. 
High-level. 
Bedford, 
Biddenham. 
Bedford, 
Harrowden &c. 
Abbeville, 
Menchecourt. 
Amiens, 
St. Acheul. 
Finland. 
Lombardy. 
Freshwater Bivalves. 
Anodonta anatina, Linn 
1. 
*2 
2. 
3. 
4. 
5. 
6. 
Cyclas (Sphcerium) cornea, Linn. 
* 
* 
* 
* 
* 
Pisidium anmicum, Mull 
* 
* 
* 
* 
* 
* 
* 
* 
* 
* 
* 
pusillum, Gmel 
* 
* 
margaritifer, Linn 
Freshwater Univalves. 
Ancylus lacustris, Linn 
fluviatilis J\Lull 
* 
* 
* 
* 
Bythinia Leachii, Shep 
tentaculata, Linn 
Ilydrobia marginata, Mich. . . 
Limnaea auricularia, Linn. 
1 glabra, MuTl, 
* 
* 
* 
* 
* 
* 
* 
* 
glutinosa, Mull 
pains tris Dvcijp 
# 
* 
* 
* 
* 
-x- 
* 
* 
-* 
* 
* 
- peregra J\Liill 
* 
stfl°n fills TAnn 
. trim ^ fi fi 1 1 fi mu 
Nor i tin a fluviatilis, TAnn. . . 
Paindina oontenta, Mull. . . . 
vivipara, Linn. 
Planorbis albus, Mull 
carinatxis, Mull. 
# 
* 
* 
* 
* 
complanatus, Linn 
contortus, Linn. 
* 
corneus, I/inn. . . 
* 
glaber, Jvffv, 
* 
* 
9 
lineatus. Walk 
— * — - N antilens, Linn 
* 
* 
* 
* 
nitidus. Mull 
* 
* 
* 
spirorhis TAnn 
* 
* 
* 
vortex, Linn 
I Physa fontinahs, Linn. . . 
hypnornm, TAnn. 
i Yalvata cristata, Mull. 
* 
* 
* 
piseinalis, Mull 
* 
-* 
Land Shells. 
Acbatina acicula, Mull 
Acme lineata, Drap 
Azeca,(Cochlicopa)tvidens,Pult. 
Balea perversa, TAnn 
Biilimus aeutus, Mull 
montanus, Drap 
— — — obscurus. Mull. 
