Bullpup
A Bullpup is a firearm layout where the firing mechanism and magazine is behind the pistol grip.
Bullpup Media
The FN P90 uses the bullpup layout in conjunction with a unique top-mounted feeding system, making it the most compact submachine gun with a fixed stock
Thorneycroft carbine patent
EM-2, an experimental British assault rifle from the 1950s.
The Steyr AUG was one of the first bullpup rifles to enter widespread use.
The L85A2 rifle, variant of the SA80 series of weapons.
The QBZ-95 is one of the most-produced firearms in the world with approximately 3 million weapons made.