Tropical landforms
559
"; "~' ~; "~~
..' ~:
e,L
~II
dt
dl
dt
d~
de
d,,
dt
'd,'
dt
2
de
~1/
~lt
4
,d,
~1,
dl.." ""
..
,I, "'"~.
. ,,."'
do il ....''~l~-.. ..
,It
,Ioi
LAKE
VICTORIA
r
,o,
"it
de
!!if:i:.
~
";"
0
1
2 miles
)
L
i
0
i
2
3 kms
ft
Laterite
4500 I 9
Hill
"duricrust"
.....
Pediment
slope o~o,/"'~"~""~2
.....
r ow~,,,p
~
~9___~-~
~
~
~
o~.~.~
~'ealmem
4000 I~/r
7 ~
t:iwamp
3500
i
1000
2000
3000
4000
5000
6000
7000 ft
Figure 21.26. Landforms resulting from ferricrete duricrust dissection in Uganda. 1, flat summits capped
by laterites (possible remnants of the African Surface); 2, intermediate benches; 3, alluvial silts and
lacustrine beds; 4, papyrus swamp (after Pallister, 1956).