ne medium aberration 

Perception +10; darkvision, tremorsense (imprecise) 30 feet

Languages Aklo; spider speak

Skills Acrobatics +9, Athletics +9, Crafting +8 (+12 to craft traps and snares), Stealth +11

Str +4 Dex +4 Con +3 Int +1 Wis +3 Cha -1

Spider Speak The web lurker can speak with spiders, with the same effects and limitations as speak with animals.

AC  19; Fort +10, Ref +11, Will +8

HP 45

Spring upon Prey [R] Trigger A creature touches the web lurker's web while the web lurker is on it. Effect Requirement Initiative has not yet been rolled. The web lurker automatically notices the creature and Strides or Climbs before rolling initiative.

Speed 25 feet, climb 25 feet

Melee [>] fangs +11 (poison), Damage 1d8+6 piercing plus web lurker venom

Melee [>] claw +11 (agile), Damage 1d8+6 slashing

Melee [>] web +11, Effect web trap

Web Lurker Venom (poison) Saving Throw DC 19 Fortitude; Maximum Duration 10 rounds; Stage 1 1d6 poison and flat-footed (1 round); Stage 2 1d6 poison, flat-footed, and slowed 1 (1 round)

Web Trap A creature hit by the web lurker's web attack is immobilized and stuck to the nearest surface until it succeeds at DC 20 Acrobatics check to Escape.

Bestiary, page 325.