Nystrom

On the map

Race: Skeleton
Sex: Male
Class: Draugr Melee
Level: 1
Can die?: Yes
Added by: Skyrim

Where they are

Twilight SepulcherOn the map

Quests they're part of

Darkness Returns

Console

prid 000FF209

Picks them out where they stand. Then moveto player brings them to you.

From base GTS 118's own records: the winning copy of TG09TreasCorpseNystrom (Skyrim.esm). Where: where the game places them as a game starts; people walk about, so they are not always there.