154 



18. Sph. ferrugineum, Krauss. 



Cydas ferrugmea, Krauss, Moll. S. A. 7, pi. 1, fig. 7, 1848. 



Pisidium parasiticuni, Parreys, in litt. 



Pisum ferrugineum, Krauss, Brit. Mus. Cat. Conchif. 281, 



1854. 

 Pisum parasitieum, Parreys, loc. sup. cit. 280, 1854. 

 Musculium parasitieum, Parreys, H. and A. Adams, gen. rec. 



Moll, ii, 452, 1854. 

 Musculium ferrugineum, Krauss, loc. sup. cit. ii, 451, 1858. 



South Africa. 



19. Sph. flavum, Prime. 



Cyclas iiava, Prime, Proc. Soc. N. H. Bost. iv, 155, 1851. 

 Sph. flavum. Prime, Brit. Mus. Cat. Conchif. 268, 1854. 



Prime, Cat. Corb. 10, 1863. Smith. Inst. Misc. Coll., 



Prime Monog. Corb. 43, f. 39, 1865. 



U. S. of America. 



20. Sph. inconspicuum, Prime, Proc. Zool. Lond. xxviii, 



322, 1860. Asia Minor. 



21. Sph. Indicum, Deshayes, Proc. Zool. Lond. xxii, 842, 



1854. 

 Brit. Mus. Cat. Conchif. 265, 1854. East Indies. 



22. Sph. Jayanum, Prime. 



Cyclas Jayensis, Prime, Proc. Soc. N. H. Bost. iv, 157, 1854. 



Sph. Jayanum, Prime. Prime, Cat. Corb. 11, 1863. Smith. 

 Inst. Misc. Coll., Prime Monog. Corb. 46, 47, f. 43, 

 1865. U. S. America. 



23. Sph. Jeannoti, Normand, Cycl. Dept. Nord. 2, 1854. 



Prime, Cat. Corb. 13, 1868. France. 



24. Sph. lacustre, F^russac. 



Tellina lacustris, Mliller, Verm, ii, 204, 1774. 



Cardium lacustre, Montagu, Test. Brit. 89, J 803. 



Cyclas calyculata, Draparnaud, Hist. Moll. 130, pi. x, f. 14, 



15, 1805. 

 Musculium lacustre. Link., Coll. Univ. Rostock, Part iii, 152, 



1807. 

 Cyclas lacustris, Ferussac, Meth. Conchyl. 128, 1807. 

 Tellina tuberculata, Alten, System, Abhandl. 4, pi. 1, f. 1, 



1812. 

 Tellina tenera, Schrank, Ann. Wetterau. 316, 1814. 

 Cyclas tuberculata, Klees, Dissert. Tubing. 45, 1818. 

 Tellina stagnicola, Shephard, Trans. Linn. Soc. Lond. xiv, 



150, 1823. 

 Sph. lacustre, Bourguignat, Rev. Mag. Zool. 345, 1853. 



Brit. Mus. Cat. Conchif. 262, 1854. 



