PLATE 10 



Fig. i. Lopha? tifoensis sp. nov. Oxfordian, Golberobe Beds. Tifo, 14 miles N. of 

 Wergudud, N.E. Kenya. Paratype, L.93561, x 1 . . . . . . p. 70 



Fig. 2. Same species, horizon and locality. Paratype, L.93580, x 1 . . p. 70 



Fig. 3. Lopha? kindopeensis sp. nov. Upper Kimmeridgian, Nerinella Bed. Kindope, 

 N.N.W. of Tendaguru, Tanganyika. Holotype, L. 54855, interior of right valve, x 1 p. 70 



Figs. 4a, b. Same species, horizon and locality. Paratype, L. 54858, ventral part of 

 left valve : a, exterior ; b, interior, both x 1 . . . . . . . p. 70 



Fig. 5. Same species, horizon and locality. Paratype, L. 54856, interior of right valve, 

 XI . . . . . . . . . . . . . . p. 70 



Fig. 6. Lopha tifoensis sp. nov. Oxfordian, Golberobe Beds. Tifo, 14 miles N. of 

 Wergudud, N.E. Kenya. Holotype, L. 93574, x 1 . . . . . . p. 70 



Fig. 7. Same species, horizon and locality. Paratype, L. 93563, x 1 . . . p. 70 



