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Dinosaur, Elasmosaurus

Long-necked and long-tailed, this large, predatory reptile glides through the water on four powerful flippers.
Elasmosarus CR 7

XP 3,200
N Huge
+2; Senses low-light vision, scentPerception +14


AC 20, touch 11, flat-footed 17 (+2 Dex, +1 dodge, +9 natural, –2 size)
105 (10d8+60)
+14, Ref +9, Will +6


Speed 20 ft., swim 50 ft.
bite +13 (2d8+12)
15 ft.; Reach 20 ft.


Str 26, Dex 15, Con 20, Int 2, Wis 13, Cha 9
Base Atk
+7; CMB +17; CMD 30 (34 vs. trip)
Dodge, Great Fortitude, Iron Will, Mobility, Toughness
Perception +14, Swim +16


Characters with ranks in Knowledge (nature) can learn more about dinosaurs. When a character makes a successful skill check, the following lore is revealed, including the information from lower DCs.

Knowledge (Nature)
17 This huge aquatic monster is an elasmosaurus, an ancient reptilian beast of the group known as dinosaurs. This result reveals all animal traits.

22 These creatures though naturally at home in the water where they are superb swimmers, are also surprisingly fast on land. They attack with a nasty bite on the end of a long a flexible neck.

Monster Lore from WOTC Community Forums - Monsters and Races - Monster Lore Compendium. Copyright 2007-2008, Author: Evandar_TAybara

Elasmosaurus Companions

Starting StatisticsSize Medium; Speed 20 ft., swim 50 ft.; AC +2 natural armor; Attack bite (1d8); Ability Scores Str 10, Dex 18, Con 12, Int 2, Wis 13, Cha 9; Special Qualities low-light vision, scent.

4th-Level AdvancementSize Large; AC +3 natural armor; Attack bite (2d6); Ability Scores Str +8, Dex –2, Con +4.