ANOMIAD^. 
19 
12. Anomia alectus. 
Irregular, upper valves convex, reddish, internally pearly ; lower 
valve green, internally green. Upper scar large, oblong; lower 
scars two, large, rather smaller than the upper one, close together, 
but not confluent ; the lowest one the largest. 
Anomia alectus, G^ray, P. Z. S. 1849, 117. 
a. Dorsal valve. Peru, Bay of Guayaquil. Presented by R. 
B. Hinds, Esq. 
b. Yellow, perfect. N. coast of America. Presented by Capt. 
Sir Edward Belcher, C.B., R.N. 
13. Anomia hajiillus. 
Reddish, thin, sinuous. Dorsal valve with a triangular, white, 
porcellaneous disk. Upper scar large, roundish ; lower scars two, 
separate, close together, nearly equal-sized, small, and nearly on the 
same line. 
Anomia hamillus, Gray, P. Z. S, 1849, 117. 
Hab. West Columbia, Bay of Canes. Mus. Cuming, no. 6. 
14. Anomia lampe. 
Shell yellowish gi-een, radiately costated ; internally green. Up- 
per muscular scar large, squareish ; lower two rather smaller, sub- 
equal, near together and to the upper scar, and nearly on the same 
line ; sinus in lower valve very large. 
Anomia lampe, Gray, P. Z. S. 1849, 117. 
a, b, c. Single valves, yellow and red. California. Presented 
by Lady Katherine Wigram. 
ffi-f- Fossil. 
15. Anomia tenuisteiata. 
Shell very variable in shape, regularly radiately striated ; sinus 
of lower valve very large, ovate. Dorsal valve with three nearly 
equal muscular scars very close together ; the two lower small, 
placed close together side by side, just on the lower margin of the 
upper scar, the hinder one being rather behind the hinder edge of 
the upper one. 
Ostrea anomialis, Lamk. Hist. An. sans Vert. vi. 220. 
Anomia Ephippium, Defrance, Diet. Sci. Nat. ii. 
