TABLE XV. 
Fie. 
1. a, 6. Arca tumescens, page 92. Mus. Edwards. 
2.a, 6. ,, interrupta, p. 85. 7 
»» eximia, p. 83. 
we 
.a,6, ,, impolita, p. 84. 
Ca — ?var. Mus. Wetherell. 
» hitens, py. 88. Mus. Edwards. 
a 
& 
aN 
6. a, 6. ,, Dulwichiensis, p. 82. 
7.a,6. ,, Laekeniana, p. 80. = 
C. ‘3 — _; var. cylindrica. Mus. Fisher. 
8. a, 6. ,, levigata, p. 86. Mus. Edwards. 
c 5 — _ hinge greatly enlarged. 
9.a,6, ,, globulosa? py. 84 Mus. Edwards. 
G. ; — __; hinge greatly enlarged. 
10.a,6. ,, tegulata,p. 90. Mus. Edwards. 
Tl », Websteri, p. 92. A 
a. i, — ; outside view of a specimen with less elevated siphonal region. 
i, @ — ; outside and inside views of another specimen. 
12. a, 6. ,, Liyelli var. contorta, p. 87. Mus. Edwards. 
WS Os ep — ,, Jamellosa. 
9 
, tessellata, p. 91. 
2) 
185%, » Dulwichiensis? p. 82. Mus. Prestwich. 
The lines indicate the size of the specimens. 
