Horus Heresy · atlas

System · Segmentum Ultima

Perditus System

Fig. 1 · Location on the map

The Perditus system is the site of a clash between elements of the Death Guard and the Iron Hands of the Shattered Legions era (the Battle of Perditus). The segmentum is not directly established — a splinter-legion eastern theatre.

Category
System
Location
Segmentum Ultima
Significance on the map
2 of 5
Place confidence
Place reconstructed
Events
1 event

Place on the map

The place is reconstructed: the canon does not name it directly; the map places it from indirect evidence.

Grounds for placing the system exactly here on the map:

  • «…segmentum not firmly stated» — Atlas compilation · source check 2026 (atlas inference)

Events in the system

Legions

Legions named in the system’s events:

Factions

Named among the sides of the system’s events:

Characters

Linked to the system’s events:

Sources

  1. Lexicanum: Perditus System
  2. Lexicanum: Battle of Perditus
  3. Atlas compilation · source check 2026
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