CONTENTS. 
Page. 
I. — Inteoduction ........... 1 
II. LiTERATUKE . . 3 
III. — General Development of the Himalayan Trias ... 14 
A. Himalayan Facies . . . . . . . . 15 
I — The Lower Trias 15 
(a) Spiti 15 
ib) Painklianda 20 
(c) Eastern Joliar ........ 25 
id) Byans 26 
(e) Kaslimir 27 
(/) Interregional Correlation of fossiliferous horizons . . 30 
{g) Correlation w ith tlie Ceratite beds of the Salt Range . . 33 
(/() Correlation with the Lower Trias of Europe, North America 
and Siberia ......... 36 
(i) The Permo-Triassic boundary ...... 42 
XL— The Middle Trias. (Muschelkalk and Ladinic stage) . . 55 
[a) The Muschelkalk of Spiti and Painkhanda ... 55 
(6) The Muschelkalk of Kashmir 67 
(c) The Muschelkalk of Eastern Johar . . . . .68 
{d) The Muschelkalk of Byans 68 
(e) The Ladinic stage of Spiti . . . . ... 71 
(/) The Ladinic stage of Painkhanda, Johar and Byans . . 75 
(g) Correlation with the Middle Triassic deposits of Europe 
and America ......... 77 
III. — The Upper Trias (Carnic, Noric, and Rhsetic stages) . . 85 
(a) Classification of the Upper Trias in Spiti and Painkhanda . 85 
(6) The Carnic stage in Spiti and Painkhanda ... 86 
(c) The Xoric and Rhsetic stages in Spiti and Painkhanda . 94 
(d) Interregional correlation and homotaxis of the Upper 
Triassic deposits of Spiti and Painkhanda with those of 
Europe and America ....... 108 
(e) The Upper Trias of Kashmir and the Pamii" . . .114 
A. — Kashmir ......... 114 
B. — Pamir 116 
, . (/) The Upper Trias of Byans . . . . . .117 
