Tokiwa, T.; Imai, S.; Ito, A.; Morita, T. 2007. Morphological observation of intestinal ciliates from Indian rhinoceros (Rhinoceros unicornis). Japanese Journal of Protozoology 40 (1): 78-79.
Ito, A.; Hoven, W. van; Miyazaki, Y.; Imai, S. 2006. Two new entodiniomorphid Triplumaria ciliates from the intestine of the wild African white rhinoceros. European Journal of Protistology 44 (4): 149-158, figs. 1-26.
Ito, A.; Hoven, W. van 2006. New entodiniomorphid ciliates from the intestine of the wild African white rhinoceros belong to a new family, the Gilchristidae. European Journal of Protistology 42 (4): 297-307, figs. 1-29.






