from ALL PARTS of THE WORLD 



131 



1. Pectenculus maculata, Baird. Gulf 

 of California. One of the finest marked 

 shells of the genus being completely 

 covered with zigzag markings of deep 

 brown. 2 2" 1.00 



2. Crassatella kingicola. Lam. Tas- 

 mania. The shell is covered with a dark 

 periostracum, which if removed would 

 show flesh color. This genus has shells 

 that range from 1 to 4". 2Vz" 1.00 



3. Mactra obesa, Desh. Queensland. 

 The shell is mostly uncolored, some red 

 patches on the umbones. 2W 50c 



4. Lucina exasperata, Rve. Philip- 

 pines. The circular white shell is finely 

 reticulated, interior edge is often lined 

 with pink. 2" 50c 



5. Callista erycina. L. Australia. The 

 handsome shell is richly lined and shaded 

 with purple, interior also shows some of 

 that color. 2V2" 1.00 



6. Callista aurantiaca. Sow. Gulf of 

 California. A shell of natural brilliant 

 polish, as are most all of this genus. 



Main color yellowish-brown. Some are 

 mostly yellow. 2Yz" 1.00 



7. Cytherea chemnitzi, Hanley. West 

 Australia. A very beautiful shell with 

 thick upraised ridges, thickly scalloped. 

 Only faint shadings of brown. 2V2" 1.00 



8. Cardium flavum, L. Queensland. A 

 rather flat elongated shell with many fine 

 rounded ribs, shaded with yellowish- 

 brown. Interior partly yellow. 2" 1.00 



9. Cardium rusticum, L. Malta. The 

 shell is finely ridged with shadings o! 

 brown throughout. l l /2" 50c 



10. Cardium setosum, Redfield. Aus- 

 tralia. A very dainty shell, with faint 

 ridges and pinkish-yellow color. 2" 75c 



11. Cardium procerum. Sow. Gulf of 

 California. A solid shell with prominent 

 rounded vertical ridges which are faintly 

 marked with brown. 2Vz" 1.00 



12. Cardium elatum. Sow. Gulf of 

 California. A fine, smooth, yellow shell 

 with faint vertical lines throughout. 



2V2 to 3" 1.00 



