Fuente, Gabriel D.l., K. Skirnisson, and Burk A. Dehority. 2006. “Rumen Ciliate Fauna of Icelandic Cattle, Sheep, Goats and Reindeer”. Zootaxa 1377 (1). Auckland, New Zealand:47–60. https://doi.org/10.11646/zootaxa.1377.1.4.