Vorlage:Elliott & Dineley, 1991
Aus WORLDFISH WIKI
- Elliott, D.K. & Dineley, D.L. 1991. Additional information on Alainaspis and Boothiaspis, cyathaspidids (Agnatha: Heterostraci) from the Upper Silurian of Northwest Territories, Canada. Journal of Paleontology, 65(2): 308–313.