Tylosaurus

Surging out of the water, this massive lizard is shaped like a giant fish with a powerful, toothed maw.
 

Tylosaurus (CR 8)

Gargantuan Animal
Alignment: Neutral
Initiative: +1
Senses: Low-Light Vision, Darkvision 60 feet; Perception +14
  Speed: 20 feet, Swim 50 feet
Space: 15 feet
 

Defense

Armor Class: 20, touch 8, flat-footed 18 (+1 Dex, +1 dodge, +12 natural, -4 size)
Hit Points: 105 (10d8+60)
Saving Throws: Fort +15, Ref +8, Will +4
 

Offense

Melee: bite +15 (2d8+18 plus Grab)
Reach: 15 feet
  Special Attacks: Swallow Whole (2d6+12 bludgeoning, AC 16, hp 10)
 

Statistics

StrDexConIntWisCha
34 (+12) 13 (+1) 22 (+6) 2 (-4) 13 (+1) 9 (-1)
Base Attack Bonus: +7
CMB +23 (+27 Grapple)
CMD 35 (39 vs. Trip)
  Feats: Cleave, Dodge, Great Fortitude
  Skills: Perception +14, Swim +20
  Languages:
 

Special Abilities

NONE
 

Ecology

Environment: Warm Aquatic
Organization: solitary, pair, or school (3-6)
Treasure: None

  This predatory marine lizard swims with four flippered limbs and a powerful, fluke-like tail. Its extended snout is filled with sharp teeth, and it feeds on both aquatic and surface prey. They are known to attack ships, mistaking them for basking whales or other creatures. A tylosaurus grows up to 50 feet in length and weighs 30,000 pounds.
  TYLOSAURUS COMPANIONS
  Starting Stats: Size Medium; Speed 20 ft., swim 50 ft.; AC +3 natural armor; Attack bite (1d6 Ability Scores Str 10, Dex 17, Con 10, Int 2, Wis 13, Cha 9; SQ low-light vision, scent.
  7th-level Adv.: Size Large; AC +2 natural armor; Attack bite (1d8 Ability Scores Str +8, Dex -2, Con +4; SQ grab.