Africam Big Five
.470NE- English, Boxlock Ejector
.416 Rigby- Magnun Mauser
.405Win.- Winchester 1895
.375H&H-Mauser 98 or Winchester 70
.300H&H-Mauser 98 or Winchester 70

Rest Of World
.375H&H and .338Win for Big Game (Water Buffalo,Moose, Grizzly/Polar Bear, Tiger etc.)

.30/06-Mauser 98 or Winchester 70 etc -Large Deer etc
.270Win-Any decent rifle bolt or Single shot,
Kangaroos,Goats etc
.308Win.-Savage 99,Browning BLR ,Winchester 88 lever action these are great for pigs
.223Rem-Bolt or Single shot for fox, rabbit,crow etc
.22WMR- As Above
.22LR- above
12G- Double Shotgun ,for everything that flies.

Of course there would be some overlap of calibres and I have picked available proven "classic" calibres not these super ultra short magnum barrel burners!and if someone wants to use a .470NE on Deer or pigs go for it!

Steve