Triceratops

Massive (12’ to the shoulder, almost 40’ long), aggressive, herbivorous dinosaurs with a protective crest behind the head, and three long horns. Dwell in Lost World grasslands.

AC2 [17], HD11 (49hp),
Att 1 × gore (3d6) or 1 × trample (3d6), THACO 11 [+8],
MV 90’ (30’), SV D10 W11 P12 B13 S14 (6),
ML 8, AL Neutral, XP 1,100, NA 0 (1d4),

• Aggressive: Normally attack on sight.
• Charge: In first round of combat, when not in melee. Requires a clear run of at least 20 yards. Horns inflict double damage.
• Trample: 3-in-4 chance of trampling each round. +4 to-hit human-sized or smaller creatures.

Source: Classic Fantasy