58 The Williams Collection o) Shells 



arabica, Linn, green var. 

 arabica, Linn, brilliant purple var. 

 arabica, Linn, reddish yellow var. 

 arabica, Linn, entirely gray var. 



arabica, Linn, typical in color, very curious markings 

 arabica, Linn, curious oblong marks 

 arabica, Linn, curious color var. Diego Garcia 

 arabica, Linn. var. atra, Dautz. New Caledonia 

 arabicula, Lam. Acapulco 

 arabicula, Lam. dwarf var. 

 arenosa, Gray. Central Pacific 

 argella, Mel v. (helvola, Linn., var.) 

 argus, Linn. New Hebrides, Indian Ocean 

 argus, Linn, very curious var. New Caledonia 

 argus, Linn, singular color var. Diego Garcia 

 artuffeli, Jouss. Australia 

 asellus, Linn. Samoa, Australia 

 atava, Rochebrune (moneta, Linn., var.) 

 atomaria, Gmel. (punctata, Linn., var.) 

 aurantia, Martyn. Loyalty Is., Fiji and Solomon Is. 

 (Eleven fine specimens, one of extraordinary size.) 



badionitens, Melv. (pantherina, Sol., var.) 



barthelemyi, Bernardi. New Caledonia 



becki, Gaskoin. Red Sea, Polynesia, Society Is. 



bicallosa, Gray. I. St. Vincent, W. Indies 



bicolor, Gask. (piperata, Sol., var.) 



bicornis, Sowb. (mus. Linn., var.) Mediterranean 



boivini, Kiener. China 



bregeriana, Crosse. New Caledonia 



brevidentata, Sowb. Port Jackson 



