TABLE XIV. 
ric. 
1,a—f. Arca biangula, page 80. 
ec. specimen from Barton, yar. Brander’, with ventral margins closed. 
Edwards. 
f. specimen from Bracklesham, with large gape. Mus. Edwards. 
2,a, 6. Arca planicosta, p. 81. 
3, a—/f. Area appendiculata, p. 79. 
a, 6. var. duplicata. 
d—/. specimen with area of connexus plain on the pedal side. 
Edwards. 
4, a,6. Arca depressa, p. 82. Mus. Brit. 
5,0, 6. Area modioliformis, p. 88. Mus. Edwards. 
‘The lines denote the size of the specimens represented. 
Mus. 
Mus. 
