I recall, from my time on the worlds most prestigious and longest serving fixed wing reconnaissance squadron, that the Jaguar had a secondary landing gear fitted to its single seaters shortly after the late, great, Bill L********* chose to test out the wheeless short landing capabilities of the T bird.
Probably the only times when using re-heat to taxi was justified.....
See:
Oops!
The SENGOs Shoes
Ya gotta laugh