Arachnophobia

Enchantment (Compulsion) [Fear, Mind-Affecting]
Level: Vermin 2
Components: V, S
Casting Time: 1 standard action
Range: Close (25 ft. + 5 ft./2 levels)
Target: One creature
Duration: 1 round/level
Saving Throw: Will negates
Spell Resistance: Yes
Spell Points: 3

“Get them off! Get them off! Don’t just stand there!”

The subject of the spell must succeed on a will save or fall prone, believing it is covered in disgusting, lethal spiders. The subject can take no actions while deluded in this way (it is dazed), but is not considered helpless.