358 INDEX. 
African interior, changes in, past and pre- 
sent, 54. 
,, ,, , grooves in, 40. 
,, Lakes, the faunae of, 121, 140, 141. 
,, ,, , physiographical features of 
the, 146. 
,, ,, , pleistocenes of, 65. 
,, land-mass, its modern nature, 49. 
,, ,, , formation of the, 69. 
,, landscape gardener, 101. 
,, mountain building, 49. 
,, normal fresh- water fauna, 328. 
,, Park-lands, 107. 
,, ,, , description of, 108. 
,, ,, , geographical position 
of 108, 109. 
„ ,, , a puzzle to all ex- 
plorers, 108, 109, 
101. 
,, physical phenomena, simplicity 
of, 49. 
,, sandstones, extent of, 65 
,, ,, , old, 65. 
,, scenery, artificial aspect of some, 
10S. 
,, watersheds, change in, 87. 
Albert Edward Nyanza, altitude of the, 89, 
130. 
,, ,, ,, , depression of the, 
5i- 
,, ,, ,, , fauna of the, 89, 
130. 
,, ,, ,, , fishes of the, 130 
,, ,, ,, , its former connec- 
tion with Kivu, 
89. 
,, ,, ,, , molluscs of, 19. 
,, ,, ,, , section through, a, 
94- 
Albert Nyanza, altitude of, 129. 
„ ,, , fauna of, 129, 147. 
,, ,, , fishes of, 129. 
,, ,, , march to, from the Moun- 
tains of the Moon, 114. 
,, ,, , molluscs of, 19. 
,, ,, and Mountains of the Moon, 
types of flora between, 1 14. 
Alestes basemose, 132. 
,, imberi, 124. 
,, lemairii, 128. 
,, macrophthalmus, 128, 154 
,, nusse, 132. 
,, rueppellii, 1 31. 
Alluvial plains, important facts in connec- 
tion with, 108-119. 
,, ,, south of the Albert Edward 
Nyanza, 86. 
Altitude of Albert Edward Nyanza, the, 130 
,, ,, Nyanza, 129. 
,, Mountains of the Moon, the, 102 
,, ,, ,, , opinions 
of the older explorers on the, 
102. 
,, reached on the Mountains of 
the Moon, 102. 
Amberleya, 349. 
Amphibolites in the Mountains of the 
Moon, 101. 
Ampullaria, 151. 
,, bridouxi, 217. 
,, bukobae, 131. 
,, emini, 131. 
,, erythrostoma, 130. 
,, gordoni, 131. 
,, gradata, 125. 
,, nyanzte, 131. 
,, ovata, 1 3 1 , 217. 
,, stuhlmanni, 129. 
Ancestral characters of fresh-water fauna, 
15- 
Ancylus, 125. 
,, stuhlmanni, 131. 
Andes, southern, compared to Great 
Central African range, 39. 
Animals, halolimnic, ancestral type of, 343 
Anoplopterus platychir, 124. 
,, ,, , description of, 164. 
Apennines in relation to volcanoes, 36. 
Aporrhais, 223. 
,, , affinities of, 271, 272. 
Aqueous deposits of African interior, the, 
