n large beast 

Perception +18; darkvision, tremorsense (imprecise) 60 feet

Languages Common, Girtablilu

Skills Athletics +20, Intimidation +17, Religion +16, Survival +18

Str +6 Dex +4 Con +6 Int +3 Wis +4 Cha +3

Items hide armor, +1 striking longspear

AC  27; Fort +20, Ref +16, Will +12

HP 160

Speed 40 feet

Melee [>] longspear +21 (magical, reach 15 feet), Damage 2d8+9 piercing

Melee [>] pincer +20 (agile), Damage 2d8+9 bludgeoning plus Grab

Melee [>] stinger +20 (reach 10 feet), Damage 2d6+9 piercing plus girtablilu venom

Constrict [>] 2d8+6 bludgeoning, DC 24

Desert Stride A girtablilu ignores natural difficult terrain in the desert.

Girtablilu Venom (poison) Saving Throw DC 24 Fortitude; Maximum Duration 6 rounds; Stage 1 2d6 poison damage and enfeebled 1 (1 round); Stage 2 3d6 poison damage and enfeebled 1 (1 round); Stage 3 3d6 poison damage and enfeebled 2 (1 round)

Bestiary 3, page 112.