xvi ILLUSTRATIONS. 



PAGE 



HoTTSES AT Abrotjnd ...•■• 215 



Isolated Mass rsr Great Atlas . . . ■ ■ 265 



CLrFF Section, Safei ...... 451 



EoiiTLOiDEA rniBRiATA (Etheridge) . . . . 452 



Calcakeofs Ortjst (Surface and Section) . . . 455 



' Oakel's Back,' flat-topped Hills in the Plain op 



Marocco . . . . . . . 456 



BOTTLDBR MOTTITDS, SKIRTIKG AtLAS PlATEAU ESCARPMENT 



(Section and Surface) .... 459, 460 



Roman Rtjinb op Volitbilis ..... 487 



MoTjLDiNG OP Double Interlaced Lines . , , 488 



MAP 



A New Map op South Makocco, by John Ball, F.R.S. 



At the end of volume. 



