ILLUSTRATIONS IN THE TEXT.— PLATES. 
xi 
' PAGE 
Fig.* 62. — Kenyte with porphyritic anorthoclase, boulder from Turtle Back Island . 110 
Fig. 63.— Spherule with magnetite, in glassy kenyte, from Turtle Back Island. (Magnifi- 
cation, 200 cliam.) . . . . . . . . . . . .111 
Fig. 64. — Leucite-crystals in base of glassy hornblende-trachyte (264) from Observa- 
tion Hill. The prismatic crystals are mostly augite : the long one at the 
top is hornblende. (Magnification, 150 diam.) 118 
Fig. 65. — Dendritic magnetite in glassy base of trachyte from Observation Hill. 
(Magnification, 200 diam.) . . . . . . . . . . 118 
Fig. 66.— Hornblende-inclusions in the trachyte of Observation Hill. (Magnification, 
150 diam.) ............. 118 
Fig. 67.— Graphical representation of the chemical composition of the olivine-basalt 
(656) from near the Gap .......... 122 
Fig. 68. — Graphical representation of the chemical composition of the leucite-kenyte 
(818) from Cape Boyds ........... 122 
Fig. 69. — Crystalline limestone with chondrodite, from Southern Foothills. (Natural size) 124 
Fig. 70. — Micropegmatite surrounding felspar in augen-gneiss (727) from the Kukri 
Hills. (Magnification, 25 diam.) . . . . . . . . .125 
Fig. 71. — Quartz-grains in Beacon Sandstone (679) from Inland Forts. The dotted 
LINES SHOW THE ORIGINAL ROUNDED OUTLINES OF THE GRAINS. (Magnification, 
20 diam.) ............. 134 
Fig. 72. — Micropegmatite in dolerite (662) from Depot Nunatak. (Magnification, 100 diam.) 136 
PLATES. 
{At end of volume.) 
Plate I. — A Panorama of Mount Terror from the south-east. 
Plate II. — A Panorama of Winter Quarters, showing Harbour Heights, Crater Hill and 
Observation Hill. 
Plate III. — The north end of the Roybal Society Range, and the south side of the Kukri 
Hills. Looking up Ferrar Glacier from Descent Pass. 
Plate IY. — View down the East Fork of the Ferrar Glacier, showing the low granite- 
hills BETWEEN G 3 AND G s AND THE GNEISS-EXPOSURE AT THE FOOT OF CATHEDRAL 
Rocks. 
Plate V. — A Panorama of the south side of the Ferrar Glacier as seen from a point 
ABOVE THE SOLITARY ROCKS. 
Plate YI. — The overflow of the Koettlitz Glacier into a tributary valley containing 
AN ICE-SLAB. 
Plate YII. — Geological Sections. 
Section I. — From east to west across the Royal Society Range, from McMurdo 
Sound to the Inland-ice. 
Section II. — From south to north, across East Fork, the Kukri Hills and 
North Fork. 
Section III. — From west to east along the Kukri Hills. 
