Figure 6
depth = 30 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
depth = 30 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
60˚W
60˚E
120˚
E
AFR
AUS
NA
Z
PAC
SAM
SCO
EANTWANT
EnLQML
AmH
NeS
MBL
rIS
RIS
ElL
AnP
AGV
GSMTransantarctic Mountains
EAM
OR
WARS
Ross S.
Weddell S.
Kergue
len P.
Lambert G.
A
C
F
Bal
Bou
STP
Mar
4.0 4.5S-velocity (km/s)
a)depth = 100 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
depth = 100 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
60˚W
60˚E
120˚
E
AFR
AUS
NA
Z
PAC
SAM
SCO
EANTWANT
EnLQML
AmH
NeS
MBL
rIS
RIS
ElL
AnP
AGV
GSMTransantarctic Mountains
EAM
OR
WARS
Ross S.
Weddell S.
Kergue
len P.
Lambert G.
A
C
F
Bal
Bou
STP
Mar
3.8 4.0 4.2 4.4 4.6S-velocity (km/s)
b)
depth = 150 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
depth = 150 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
60˚W
60˚E
120˚
E
AFR
AUS
NA
Z
PAC
SAM
SCO
EANTWANT
EnLQML
AmH
NeS
MBL
rIS
RIS
ElL
AnP
AGV
GSMTransantarctic Mountains
EAM
OR
WARS
Ross S.
Weddell S.
Kergue
len P.
Lambert G.
A
C
F
Bal
Bou
STP
Mar
4.0 4.2 4.4S-velocity (km/s)
c)depth = 200 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
depth = 200 km
180˚
150˚W
120˚W
90˚W
60˚W
30˚W
0˚
30˚E
60˚E
90˚E
120˚
E
150˚E
60˚W
60˚E
120˚
E
AFR
AUS
NA
Z
PAC
SAM
SCO
EANTWANT
EnLQML
AmH
NeS
MBL
rIS
RIS
ElL
AnP
AGV
GSMTransantarctic Mountains
EAM
OR
WARS
Ross S.
Weddell S.
Kergue
len P.
Lambert G.
A
C
F
Bal
Bou
STP
Mar
3.8 4.0 4.2 4.4 4.6S-velocity (km/s)
d)