Khan, R.A. & Lee, E.M. & Whitty, W.S. (1991)
Blood protozoans of fish from the Davis Strait in the northwestern Atlantic Ocean. Canadian Journal of Zoology, 69(2), 410–413
DOI: 10.1139/z91-064
Aragort, W. & Alvarez, M.F. & Leiro, J.L. & Sanmartin, M.L. (2005)
Blood protozoans in elasmobranchs of the family Rajidae from Galicia (NW Spain). Diseases of Aquatic Organisms, 65(1), 63–68
DOI: 10.3354/dao065063