34 
35 
40 
4] 
58 ——— Rostrata (of Bro- 
Thracia Conradi p. 22 
Thracia Declivis (T. Pha- 
seolina p. 22 
Mactra Australis p. 32 
Thracia Plicata p. 21 
Mulinia Byronensis p. 34 
Mactra Fasciata (copied 
from Gualtieri, as cited by 
Lamarck p. 30 
Mactra Triangularis p. 31 
Mactra Lactea p. 31 
Solen Corneus p. 11 
Panopeza Arctica p. 18 
Ungulina Oblonga p. 41 
Pandora Ceylanica p. 50 
——— Oblonga p. 49 

Depressa p. 49 
——— Glacialis p. 49 
——— Flexuosa p. 49 
——— Unguiculus p. 49 
Corbula Biradiata p. 47 
——— Ovulata p. 47. 
derip) p. 46 
10 
ul 
Crassatella Triquetra p. 37 
Mesodesma Complanata 
p. 38 
——— Donacia p. 38 
Erycina Cardioides p. 40 
Crassatella Donacina p. 36 
——— Lapidea p. 36 
Mactra_ Brasiliana var. 
p-3l 
PLATE XI. 
Clavagella Elongata Sheath 
p- 2 
——— ——— valve p. 2 
——— Melitensis, valve 
p. 2 
—_—— Lata valve p.2 
Fistulana Clava, tube p. 3 
Mesodesma Glabella p. 39 
Cytherea Impar p. 98 
Pholas Clausa p. 6 
Crassatella Decipiens p. 36 
Cytherea Impudica p. 96 
Psammobia Tellinella p. 
58 
