ModsFinder

Prehistoric Nature Ordovician Dimension

by Aecht_Rob

Prehistoric Nature Ordovician Dimension adds an Ordovician-era world dimension that players can travel to, with its own terrain and creatures, for the Prehistoric Nature mod.

ForgeClient and serverAll rights reserved1.12.2

What it does

The add-on sits on top of Prehistoric Nature and needs MixinBooter, Prehistoric Nature and Roughly Enough IDs to run. Version 2.01 and later require Roughly Enough IDs to be installed. The mod is published for Forge only, and the 1.12.2 build, version 4.0, was updated on 2025-12-04. It is licensed All rights reserved and is not open source.

Key features

  1. Ordovician dimension

    A separate world dimension modeled on the Ordovician period, reached from the main world.

  2. Prehistoric creatures

    Creatures and plants from the era are generated in the dimension, drawn from the Prehistoric Nature content.

  3. Client and server play

    The dimension works in single-player and on servers, and both the server and every player need the mod.

Compatibility

Latest build for each game version and loader.

1.12.24.0
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Requirements

Dependencies declared by the latest file for each loader.

Required 3

Roughly Enough IDsRemoves the biome, item & block ID limits using the 1.13+ format
Required
Prehistoric NaturePrehistoric Nature is a scientifically-accurate mod bringing to life the entire history of planet earth: hundreds of prehistoric animals, plants and other life. We also offer a range of dimension mods to travel to the past periods (search them up).
Required
MixinBooterThe Mixin Library for 1.8 - 1.12.2.
Required

How it compares

Full comparison

Prehistoric Spawns is server-side only, released under the MIT License and published for 1.12.2 – 1.18.2. Prehistoric Rift is also client and server, open source under the MIT License and built for 1.12.2 only.

ModLoadersGame versionsEnvironmentUpdated
Prehistoric Nature Ordovician DimensionForge1.12.2Client and server2025-12-04
Prehistoric Spawns (A Fossils and Archeology Revival Add-On)Forge1.12.2 – 1.18.2Server-side only2025-06-16
Prehistoric RiftForge1.12.2Client and server2025-11-29

Questions

Does Ordovician Dimension need Prehistoric Nature?

Yes. Prehistoric Nature is a required dependency and must be installed alongside it.

In the catalog

Prehistoric Nature Ordovician Dimension is one of 8,515 World generation mods on ModsFinder, and one of 5,058 World generation mods for Forge. 2,920 mods support Minecraft 1.12.2.

World generation mods8,515Forge modsMods for 1.12.22,920

More from Aecht_Rob

All projects
Prehistoric Nature1.12.2Prehistoric Nature Jurassic Dimension1.12.2Prehistoric Nature Triassic Dimension1.12.2Prehistoric Nature Devonian Dimension1.12.2Prehistoric Nature Precambrian Dimension1.12.2Prehistoric Nature Cambrian Dimension1.12.2

Similar mods

Biomes O' Plenty1.7.10 – 26.3The Lost Cities1.10.2 – 26.2The Aetherb1.7.3 – 1.21.1Additional Structures1.12 – 1.21.11Pixelmon1.12.2 – 1.21.1Prefab1.12.2 – 26.2

What the author says

For version 2.01 onwards you will also need to install Roughly Enough IDs (whose modid is "jeid" and which is an update of Just Enough IDs). This is the Ordovician dimension. To open a portal click on it with the bone wand, which has been enchanted with the Enchantment of Time Reversal. The Enchantment of Time…
Aecht_Rob, on the Modrinth page

Official listing

Owner
Aecht_Rob
Published
2023-10-02
Updated on Modrinth
2025-12-04
Facts verified
2026-10-15

Tags

AdventureWorld generationDecorationFoodGame mechanicsMobs
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