Spricut.—Hanging Valleys of the Upper Rangitata Valley. 91 
the main divide between the Clyde and the Havelock rivers, the two main 
feeders of the Rangitata. Cloudy Peak (7,870 ft.) is a fine rocky mass 
near the end of the spur, forming a counterpart to Mount d'Archiac 
(9,979 ft.), which lies just opposite, on the western side of the Havelock 
Valley, on a spur of the Two Thumb Range (see map). Two of the hanging 
valleys are in the most perfect condition; they have the characteristic : 
U-shaped cross-section of a glacial trough with enlarged head, and enter 
the main stream by waterfalls (Plate 8, figs. 1, 2). d 
SKETCH MAP OF HEAD WATERS 
RANGITATA RIVER 
aS. cate of Miles 
8 
М“ Coys Рк 
? 6800 
Tyndall C: сосе 
Bedex E DE A 
SS & M? re 
ы Arrowsmith | 
ч э/7/' 
Qe a сү E 
M'Edison . AN ud. "Xx 
7669 Mt Jo lli Р 
©, - аў NW 
M<Clure Р $, & 
8/92', ÀG 4 
dArchiac | ^ \ 
эг?э, S х 787 o ha] 
Бубе \\ cloudy Pk WI © ee 
W 
Ф if ys M! Potts 
| & ў 7 
' е 
LZ 
IÑ 
. М bd 
Mesopotamia y Ni 
. қ У 
with the action of ice. Neither of the 
cited above accounts for their 
other cases 
The other group I refer to occurs in the Clyde and Lawrence valleys, 
the last-named being the most easterly of the streams which form the 
Rangitata River. On the western side of the Clyde, on the flanks of Cloudy 
