Figs. 1, a. 
Fig. 2 
Fie. 3 
Figs A. a 
Fig. 5 
Figs. 6, ¢ 
Figs. 7, « 
Fig. 8 
Fig. 9 
Figs. 10, 
Fig. 11. 
a 
Mactra discors, Gray. 
PLATE 
92 x 80 mm. 
60; 
p. 964. 
Mactra elongata, Q. & G. 92 * 63mm. p. 965 
Mactra ovata, Gray. 
. Spisula equilateralis, 
85 & 66mm. 
Deshayes. 77 > 
p. 966. 
60mm. p. 969. 
Rarta perspicua, Hutton, 70% 50mm. p. 970. 
, a. Zenatia acinaces, Q. & G. 94 * 45mm. p. 972. 
, a. Resania lanceolata, Gray. 100 * 49mm. p. 973. 
Dosinia carulea, Reeve. 61% 55mm. p. 977. 
Dosinia anus, Philippi. 72 * 71mm. p. 978. 
. Dosinia subrosea, Gray. 
Chione Yate, Gray. 
55 & 49 mm. 
48 x 44mm. p. 979. 
Davo! 
