556 R. Bullen Neidon — Shells from Raised Beaches, Red Sea. 



(No. 2,257, Box No. 27h); cast of probably this species from raised 

 beach, hill north-west of Camp 7, Wadi Abu Shigeleh, 560 feet 

 above sea (No. 1,627, Box No. 19h). 



Cardium rubicundum, Keeve. 



Cardium rubicundum, Eeeve : Conchologia Iconica, vol. ii (1844), pi. ix, fig. 44 

 ( = C. magnum, Chemnitz, vide Issel). 



Distribution. — Gulf of Suez (Issel) ; Aden, Zanzibar (E. A. 

 Smith). Coll. Geol. Surv. Egypt : raised beach east of Jebel Esh 

 (Nos. 2,172-2,190, Box No. 64/). 



Lsevicardium (like) oblongum, Gmelin. 



Cardium ohlongum, Gmelin : Systema Naturte, vol. i (1790), pt. 6, p. 3,254. 

 Distribution. — Mediterranean (Gmelin). Coll. Geol. Surv. 

 Egypt : beach No. 2, north-west of Camp 40, plain east of Jebel 

 Mellaha, east of Red Sea Hills (No. 2,258, Box No. 29^1). 



Hemicardium (Opisocardium) auriculum, Forskal. 



Cardium auriculum, Forskal : Desc. Animalium, 1775, Ko. 52, p. 122. 

 Distribution. — Gulf of Akaba, Bay of Suez, and beach deposits 

 of the Red Sea (Issel). Coll. Geol. Surv, Egypt : raised beach 

 20 feet above sea at Gharib lighthouse (Nos. 2,090-2,105, Box No. 

 20y); Recent beach west of Jebel Zeit (No. 2,157, Box No. 72/). 



Family TRIDACNID^. 

 Tridacna gis^as, Linneeus. (Young forms.) (PI. XXI, Fig. 8.) 



Tridacna (j'ujas, Linxiseus : Systema Naturae, 10th ed. (1758), p. 691. 

 Distribution. — Beach deposits near Kosseir (Fraas, B.M.). Coll. 

 Geol. Surv. Egypt : Recent beach between Jebel Mellaha and Jebel 

 Zeit (No. 2,161, Box No. Ij) : Recent beach south of Gharib light- 

 house (Nos. 2,198-2,216, Box No. 53/). 



Family CHAMID^. 

 Chama cornucopise, Reeve. 



Chama cornucopia, Reeve: Conchologia Iconica, vol. iv (1846), pi. iv, fig. 22 



( = C. Corbierei, Jonas, vide Issel) . 



Distribution.— Beach deposits of the Red Sea (Issel) ; Gulf of 

 Akaba and Suez (Issel) ; Red Sea (B.M.). Coll. Geol. Surv. Egypt : 

 raised beach 20 feet above sea at Gharib lighthouse (Nos. 2,090- 

 2,105, Box No. 20y) ; Recent beach south of Gharib lighthouse (Nos. 

 2,198-2,216, Box No. 53/). 



Chama Jukesi, Reeve. 



Chama Juhesi, Eeeve : Conchologia Iconica, vol. iv (1847), pi. vii, fig. 39. 

 Distribution. — Isle of Luzon, Philippines (B.M.). Coll. Geol. 

 Surv. Egypt : raised beach 20 feet above sea at Gharib lighthouse 

 (Nos. 2,058-2,098, Box No. 18/). 



Chama nivalis, Reeve. 



Chama nivalis, Reeve : Conchologia Iconica, vol. iv (1846), pi. iv, fig. 17. 



Distribution. — Australia (B.M.). Coll. Geol. Surv. Egypt: 



beach east of Gharib (Nos. 2,227-2,254, Box No. 17/); Recent 



beach south of Gharib lighthouse (Nos. 2,198-2,216, Box No. 53/) ; 



50 foot beach at Gemsah (No. 2,038, Box No. 62/) ; raised beach 



