火炮與槳帆船的作者在這篇文
https://www.angelfire.com/ga4/guilmartin.com/Weapons.html
中說
Pieces (c) to (g) are probably representative of most cannon used as main centerline bowgun on Mediterranean war galleys from the 1530s until Lepanto.
C到G，可能在地中海戰爭被大量使用，其中G就是蛇怪炮；
Smaller pedreros, usually from twelve to fifty pounders, were used extensively at sea.
小型的蛇怪炮（pedreros是蛇怪炮的西班牙文）在海戰中被大量使用。