MUEEX.— Plate VII, (Thes. 386.) 



Fig. 



61. RUBiGiNOSUS, sp. 63, Rve. — China. 



62. APPROxiMATUS, sp. 55, Suwb. Elongatus, Eve. not Lam. 



— Eed Sea. Indian Ocean. 



63. PURPURATUS, sp. 56, Rve. Con. Icon. Sp. 183. Hab. — ? 



Unique in B.M. 



64. 65. CALCiTRAPA, sp. 54, Lam. — Red Sea. 



