Mamolonians are intelligent, erect vertebrae (upright walking) animals (humanoids) that are found in the world of Eos. They all share a set of biological, evolutionary physical characteristics. The characteristics that define the mamolonian are:

• Male and Female sexes that produce offspring
• Grasping hands
• Female breastfeeding
• High intelligence

Mamolonians of Eos include:

• Humans
• Jurell
• Gor
• Anaqua
• Fyreburhl
• Broodkin
• Dara
• Ravan Birchal
• Wulfurians
• Valcromin
• Giants
• Skel