Dinosaur, Spinosaurus

This titanic saurian has a crocodilian snout, powerful front claws, and a colorful sail-like ridge that runs down its back.

Spinosaurus CR 11

XP 12,800
N Gargantuan animal
Init +6; Senses low-light vision, scent; Perception +25

AC 24, touch 8, flat-footed 22 (+2 Dex, +16 natural, -4 size)
hp 170 (20d8+80)
Fort +16, Ref +16, Will +9

Speed 40 ft., swim 30 ft.
Melee bite +23 (2d8+12/19-20 plus grab), 2 claws +23 (2d6+12)
Space 20 ft.; Reach 20 ft.
Special Attacks pounce, swallow whole (2d8+12, AC 18, 17 hp)

Str 34, Dex 15, Con 18, Int 2, Wis 13, Cha 13
Base Atk +15; CMB +31 (+35 grapple); CMD 43
Feats Critical Focus, Diehard, Endurance, Improved Critical (bite), Improved Initiative, Iron Will, Lightning Reflexes, Run, Skill Focus (Perception), Staggering Critical
Skills Perception +25, Swim +28
SQ hold breath

Source Wikipedia Source Wikipedia

Environment warm forests or swamps
Organization solitary, pair, or pack (3-6)
Treasure none

Larger even than the tyrannosaurus, the spinosaurus is 60 feet long and weighs 25,000 pounds or more. It hunts primarily along coastal and river shorelines.

Section 15: Copyright Notice Pathfinder Roleplaying Game Bestiary 3, © 2011, Paizo Publishing, LLC; Authors Jesse Benner, Jason Bulmahn, Adam Daigle, James Jacobs, Michael Kenway, Rob McCreary, Patrick Renie, Chris Sims, F. Wesley Schneider, James L. Sutter, and Russ Taylor, based on material by Jonathan Tweet, Monte Cook, and Skip Williams.