You'd have thought they'd know what airplanes they'll be using as flights are said to be starting next month.
Apparently either Airbus 343's..........
GATWICK ROUNDUP 16-04-12 - UK & N.Ireland - Aircraft Movements and Sightings - Aviation Forums - Flightglobal Airspace
From today's Gatwick Roundup on Flightglobal:
Air Nigeria. UK Airport News provides us with a bit of an update on this carrier's proposed route from Lagos to Gatwick. A spokesman has confirmed that daily flights will start next month with three A343s that "will soon be acquired"
Or Airbus 332's..........
Air Nigeria returns to London Gatwick and Johannesburg « Aviation in Nigeria
Good luck to them though whichever they end up getting.