The FN HAR is in the core rules and has an image in the german book that makes it a bullpup rifle. Past editions also have it as a bullpup.
Now you made me google pictutures of SR guns

HK G38 is a bullpup as well?

1 ) Cavalier Scout - semiautomatic hold-out pistol
2 ) Walther Palm Pistol - double barreled hold-out
3 ) Derringer - double barreled hold-out
4 ) Reacor Sting - "lemon-squeezer" type hold-out
5/6 ) Glock 38C/Contura Series - "fashionable" light pistols
7 ) Ares Light Fire 70 - super-light semi-auto
8 ) Beretta 101-T - light semi-auto
9 ) Colt Manhunter - heavy semi-auto pistol w/ laser sight
10 ) Savalette Guardian - heavy select-fire pistol
11 ) Ares Predator - heavy semi-auto pistol
12 ) Ares Predator II - heavy semi-auto pistol w/ smartlink
13 ) Ruger Super Warhawk - heavy single action revolver
14 ) Ceska Black Scorpion - machine pistol
15 ) Ares Crusader - machine pistol
16 ) Ingram Smartgun - smartlinked SMG
17 ) HK 225 TX - compact SMG w/ laser sight
18 ) Winchester Widow Maker - sawn-off shotgun
19 ) Remington Roomsweeper - compact autoloading shotgun pistol
20 ) Savalette Penetrator - large-caliber armor-piercing weapon for close range combat
21 ) HK 227-S - silenced SMG w/ laser sight
22 ) HK 227 - recoil-compensated SMG w/ laser sight

1 ) Colt M22A2 - complete assault weapon system
2 ) Colt M23 - basically stripped down M22A2 assault rifle
3 ) HK G38 - state-of-the-art modular assault rifle
4 ) FN HAR - bullpup assault rifle w/ laser sight
5 ) Franchi SPAS 22 - tube-fed assault shotgun w/ smartlink
6 ) Mossberg CMDT - clip-fed assault shotgun w/ laser sight
7 ) Defiance T-250 - semi-auto shotgun
8 ) Remington 750 - semi-automatic hunting/sport rifle