Xll 
LIST OF THE PLATES. 
DESCRIBED 
PLATE 
AT TAGE 
41. fig - 15 
Chiton tunicatus 
150 
16 
articulatus 
150 
17 
SETOSUS 
. 150 
18 
• RUGULATUS . 
150 
42. Jig. 1 
Cardium fimbriatum 
. 152 
— — 2 
Tellinides purpureus 
153 
3 
Pectunculus INtEQUALIS 
. 152 
4 
Cardita crassa 
152 
5 
Cardium biangulatum 
. 152 
6 
DIONjEUM 
152 
— — 7 
— PANAMENSE 
• 152 
43. Jig. 1 
Arca gradata 
152 
2 
SOLEN ACUTIDENS 
. 153 
^ 4 
GLADIOLUS 
■ 153 
5 
Cytherea biradiata 
151 
6 
PLANULATA 
• 151 
PLATE AT PAGE 
43. Jig - 7 Cytherea rosea . 151 
8 PuLLASTRA NEBULOSA . 151 
— — 9 Chama echinata . 150 
44. Jig . 1 Cabdita borealis . 152 
— — 2 Solen medius . 153 
— — 3 Lucina INTERRUPTA, VAR. ■ 154 
— — 4 Tellina proxima . 154 
5 ALTERNIDENTATA . 153 
— — 6 Mactra australis . '154 
— — 7 Tellina edentula . 154 
— — 8 Mactra similis . 154 
— — 9 Astarte striata? . 152 
— — 10 Banksii? • 152 
— — 11 Mulinia Byronensis . 154 
— — 12 Astarte lactea . 152 
— — 13 Mulinia donaciformis • 154 
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