C 6 ) 
No. of 
Species found 
both living and 
fossil (tertiary). 
Species found 
fossil in more than 
one tertiary 
formation. 
Habitations of 
living Species. 
PLIOCENE PERIOD. 
to 
Fossil (tert.)| f 
| Italy, Subap. 
English Crag, 
Various 
Localities. 
Lucina, cont. 
amphidesmoides 
Mediterr. . . . 
•i, • M 
hiatelloides . 
lupinus . , . 
transversa . 
a a ■ ■ ■ « 
Ischia . . . 
Donax . . . 
29 
15 
new species 
new species . 
* • • * a 
Capsa . . . 
Astarte. . . 
2 
3 
19 
incrassata 
new species 
ibid 
a • a • • • 
Temp. Europe 
a a a a •> 4 
a • a a a 
a a a • aT \ 
. . . 
Danmoniensis 
Cyclas . . . 
Cyrena . . . 
13 
u 
2 
25 
cuneiformis . 
Brongniarti . 
semistriata . 
Scutellaria . 
Pedemontana 
gigas . . . 
• • • • • 
• • * 
Galathea . . 
Cyprina . . 
1 
2 
7 
% "4 1 *. • 
• a a • • 
North Seas . . 
* 
a a a • a 
a a a • a t 
Indian Ocean . 
Senegal, Medit. 
Unknown . . 
New Holland . 
Mediterr. 
European Ocean 
Indian Ocean 
Medit. Senegal 
Mediterr. . . 
Indian Ocean 
a. 
* 
Perpignan . 
Morea,Pevpignan 
a a a a a 
a a a a \ 
a a a • • 
• a a a • ' 
a a * a a 
a a a a * 
Cythersea . 
85 
59 
Erycina . . 
nitidula . . 
citrina . . . 
concentrica . 
• a • ■ ■ 
. . . . { 
rufescens . . 
multilamella 
a • • a a 
8 * » * ft 
01 
43 
• * a a 
Venetiana . 
verrucosa . . 
gallina . . . 
suberycinoides 
!::;•{ 
a • a a a 
.... { 
Venus . . 1 
1 ■ a • 
Mediterr. . . . 
Mediterr. 
European Ocean 
Indian Ocean 
South Europ. Oc. 
Europ. Oc. Aust. 
Seas, Lam. | 
Ischia . . . 
( Morea, 
\ Perpignan 

