Creatures that drop Seraph Pet

I know of 7 creatures that drop Seraph. There could be more, I don't have the scoop on ALL the bosses out there yet. I been trying to get Alric to do my work for me - uh, I mean HELP me, but I haven't had much luck yet.

Name		World
Catalan the Lightning Lizard		Dun Dara, Avalon
Death Seraph		Crystal Caves , Avalon
Doctor Jackall		Barkingham Palace, Marleybone
Grim Seraph		Catacombs, Avalon
Noxious Gas Golem		Barkingham Palace, Marleybone
Sir Claudas D'Agrodolce (Tier 4)		Grand Tourney Arena (Tier 4)
Stoker		Digmoore Station, Marleybone