Template:Adrain & Edgecombe, 1995
- Adrain, J.M.; Edgecombe, G.D. 1995: Balizoma and the new genera Aegrotocatellus and Perirehaedulus: encrinurid trilobites from the Douro Formation (Silurian, Ludlow) of the central Canadian Arctic. Journal of paleontology, 69(4): 736–752. JSTOR