Erethizon epixanthus

are host of

• Global Biotic Interactions: Andrya americana
• Global Biotic Interactions: Wellcomia evoluta
• Global Biotic Interactions: Wellcomia evoluta
• Global Biotic Interactions: Wellcomia evoluta
• Global Biotic Interactions: Wellcomia evoluta

are parasitized by

• Global Biotic Interactions: Andrya americana
• Global Biotic Interactions: Wellcomia evoluta
• Global Biotic Interactions: Ixodes diversifossus Neumann 1899
• Global Biotic Interactions: Taenia twitchelli
• Global Biotic Interactions: Dermacentor andersoni Stiles 1908 (Rocky Mountain Wood Tick)

geographic distribution

• United States Species List: United States