52 



12. P. praBtenuis, Pultney, Dorset Cat. 28, t. 4, f. 7, 1799. 

 Cochlodesma prcetenuis, Forbes and Hanley, Brit. Moll. 1, 

 235, t. 14, f. 4. England. 



Genus ALICIA, Angas. 

 Zool. Proc. 908, 1867. 



1. A. angustata, Angas, Zool. Proc. 908, t. 44, f. 1, 1867. 



Austi-alia. 



2. A. elegantula, Angas, Zool. Proc. 908, t. 44, f. 2, 1867. 



Australia. 



Genus LYONSIA, Turton. 

 British Bivalves, 35, 1822. 



Magdala, Leach, Brown, Brit. Conch, 1827. 

 Osteodesma, Deshayes, Encyc. Meth. iii, tab. 1830. 

 Pandorina, Scacchi, Cat. 1836. 



1. L. seruginosa,(Osteodesma),Mighels, Bost. Proci 187, 1844. 



G-^llf of St. Laivrence. 



2. L. bracteata, Gould, Bost. Proc. iii, 217, 1850. 



Moll. Wilkes' Expl. Exped. 397, f. 509, 1852. 



Puget Sound. 



3. L. Braziliensis, Couthuoy MS., Gould, Bost. Proc. iii, 218, 



1850. 

 Gould, Moll. Wilkes' Expl. Exped. 398, f. 510, 1852. 



Rio Janeiro. 



4. L. brevifrons, Sowerby, Zool. Proc. 88, 1834. St. Elena. 



5. L. Californica, Conrad, Jour. Phila. Acad, vii, 248, t. 19, 



f. 20, 1837. 

 L. 7iitida, Gould, Bost. Proc. vi, 1852. California. 



6. L. diaphana, Carpenter, Zool. Proc. 228, 1855. 3Iazatlan. 



7. L. flabellata, Gould, Bost. Proc. viii, 23, 1861. 



Arctic Oc^an. 



8. L. hyalina, Conrad, (Mya), Jour. Phila. Acad, vi, 261, t. 



11, f. 12, 1830. Eastern United States. 



9. L. inflata, Conrad, Jour. Phil. Acad, vii, 248, t. 19, f. 10, 



1837. Guyaquil. 



10. L. Norvegica, (Mya), Chemnitz. Conch. Cab. x, 345, t. 

 170, f. 1647, 1788. 



Amphidesma corhiloides, Lam., Anim. s. Vert, v, 492, 1818. 

 Osteodesma corhuloides, Deshayes, Anim. s. Vert, vi, 85, 1835. 



