When this card is destroyed by battle and sent to the GY: You can Special Summon 1 Zombie monster with 2000 or less DEF from your Deck.
Rulings
Individual Card FAQs
You may Special Summon a high-level monster with "Pyramid Turtle"'s effect (like "Vampire Lord" or "Ryu Kokki"), but not a Special-Summon only monster (like "Spirit of the Pharaoh").
Netrep Q&As
Q: If a player activates “Creature Swap”, gives their opponent “Pyramid Turtle”, and then destroys the “Pyramid Turtle” in battle, will the player be able to attack with the Special Summoned monster from “Pyramid Turtle's” effect?
A: Yes, in the situation presented the Zombie-Type monster Special Summoned by the effect of "Pyramid Turtle" may attack during that same Battle Phase. Curtis Schultz, 02/15/2004
EARTH|
Level 4|[ Zombie / Effect ]
ATK 1200|
DEF 1400