ne large aberration earth 

Perception +24; darkvision

Languages Aklo, Common, Jotun, Terran

Skills Acrobatics +25, Athletics +26, Deception +23, Stealth +27, Survival +22

Str +7 Dex +8 Con +5 Int +4 Wis +5 Cha +4

AC  34; Fort +22, Ref +25, Will +24

HP 265, Immunities acid; Immunities acid

Speed 30 feet, climb 30 feet; stone step

Melee [>] jaws +26, Damage 3d8+13 piercing plus 2d6 acid

Melee [>] legs +26 (agile), Damage 3d10+13 bludgeoning

Primal Innate Spells DC 31; 6th stone tell; 4th meld into stone (at will), shape stone (at will)

Regurgitate Gastrolith [>>] (acid, evocation, primal) The irlgaunt violently regurgitates a melonsized clot of brittle stone supernaturally infused with digestive enzymes. The stone and acid explode on impact within a range of 30 feet, dealing 7d6 piercing damage and 7d6 acid damage to creatures in a 20-foot burst (DC 33 basic Reflex save). The irlgaunt can't Regurgitate Gastroliths for 1d4 rounds.

Stone Step The irlgaunt ignores difficult terrain composed of rocks and stone.

Bestiary 2, page 148. Expanded in LOIL.