PLATE 28 



Fig. 1. Haypagodes thirriae (Contejean). Upper Kimmeridgian, Dakacha Limestones. 

 io£ miles S.W. of Raiya hills, N.E. Kenya. Internal mould, G. 70520, x 1 . p. 163 



Fig. 2. Same species, horizon and locality. Internal mould, G. 70519, x 1 . . p. 163 



Fig. 3. Harpagodes aff. oceani (Brongniart) . Callovian. Manyuli stream, just W. of 

 Nautope, Tanganyika. GG.10319, x 1 . . . . . . . .p. 162 



Figs. 4a, b. Purpuroidea supraliasica sp. nov. Upper Lias, Toarcian. Didimtu hill, 

 2 miles S. of Bur Mayo, N.E. Kenya. Holotype, GG. 10264 : a > apertural view (aperture 

 broken) ; b, abapertural view, both x 1 . . . . . . . . p. 155 



Figs. 5a, b, c. Globularia hennigi sp. nov. Upper Kimmeridgian, Dakacha Limestones. 

 2 miles S. of Melka Dakacha, N.E. Kenya. Holotype, G. 76391 : a, abapertural view, 

 X 1 ; b, abapertural view, x 2 ; c, apertural view, x 1 . . . .p. 167 



Figs. 6a, b, c. Pictavia tanganyicensis sp. nov. Bajocian (?). Near site of Mandawa 

 well no. 1, Tanganyika. Holotype, GG. 10302 : a, x 1 ; b, apertural view, x 5 ; 

 c, abapertural view, X 5 . . . . . . . . . . .p. 167 



Figs, ja, b. Same species, horizon and locality. Paratype, GG. 10303 : a, x 1 ; 

 b, X 5 . . . p. 167 



Fig. 8. Ampullospira dejanira (d'Orbigny). Upper Oxfordian, Seir Limestones. 

 Dusse, i\ miles S.E. of Rahmu, N.E. Kenya. G. 76395, x 1 . . . . .p. 165 



Fig. 9. Globularia hemisphaevica (Roemer). Upper Kimmeridgian, Dakacha Lime- 

 stones. N. of Figfirya, northern Raiya hills, N.E. Kenya. G. 76384, x 1 . . p. 166 



Fig. 10. Ampullospira besairiei sp. nov. Bajocian. S.W. of geodetic point Antery, 

 Maevatanana district, N.W. Madagascar. Paratype, G. 65892, x 1 . . .p. 164 



Figs. 11a, b. Same species. Bajocian (?), Pindiro Shales. Near site of Mandawa well 

 no. 1, Tanganyika. Paratype, GG. 10305 : a, apertural view (outer lip broken) ; b, 

 abapertural view, both x 1 . . . . . . . . . .p. 164 



Figs. 12a, b. Same species and horizon. Lihimaliao creek, Mandawa area, Tanganyika. 

 Holotype, GG. 10304, spire crushed in slightly : a, abapertural view ; b, apertural view, 

 both xi ............. p. 164 



Fig. 13. Same species. Bajocian. S.W. of geodetic point Antery, Maevatanana 

 district, N.W. Madagascar. Paratype, G.65887, X 1 . . . . . .p. 164 



