Boesch, J.M.; Gleed, R.D.; Buss, P.; Hofmeyr, M.; Tordiffe, A.S.W.; Zeiler, G.; Rutimeyer, L. 2018. Effects of a supplemental etorphine dose on pulmonary artery pressure and cardiac output in immobilized, boma-habituated white rhinoceros (Ceratotherium simum): a preliminary study. Journal of Zoo and Wildlife Medicine 49 (4): 849-855.
Buss, P.; Miller, M.; Fuller, A.; Haw, A.; Stout, E.; Olea-Popelka, F.; Rutimeyer, L. 2018. Postinduction butorphanol administration alters oxygen consumption to improve blood gases in etorphine-immobilized white rhinoceros. Veterinary Anaesthesia and Analgesia 45: 57-67.
Buss, P.; Miller, M.; Fuller, A.; Haw, A.; Wanty, R.; Olea-Popelka, F.; Rutimeyer, L. 2016. Cardiovascular effects of etorphine, azaperone, and butorphanol combinations in chemically immobilized captive white rhinoceros (Ceratotherium simum). Journal of Zoo and Wildlife Medicine 47 (3): 834-843.
Buss, P.; Miller, M.; Fuller, A.; Haw, A.; Wanty, R.; Olea-Popelka, F.; Rutimeyer, L. 2016. Cardiopulmonary effects of etorphine in immobilized White rhinoceros (Ceratotherium simum) and subsequent intravenous administration of butorphanol. Joint AAZV/EAZWV/IZW Conference Proceedings 2016: 123-124.
Buss, P.; Olea-Popelka, F.; Rutimeyer, L.; Hofmeyr, J.M.; Mathebula, N.; Kruger, M.; BrĂ¼ns, A.; Martin, L.; Miller, M. 2015. Evaluation of cardiorespiratory, blood gas, and lactate values during extended immobilization of white rhinoceros (Ceratotherium simum). Journal of Zoo and Wildlife Medicine 46 (2): 224-233.
Haw, A.; Hofmeyr, M.; Fuller, A.; Buss, P.; Miller, M.; Fleming, G.; Rutimeyer, L. 2015. Butorphanol with oxygen insufflation improves cardiorespiratory function in field-immobilised white rhinoceros (Ceratotherium simum). Journal of the South African Veterinary Association 86 (1): Art. #1276, 10 pages. doi.org/10.4102/jsava.v86i1.1276
Rutimeyer, L.; Bengis, R.; Fowlds, W.; Hofmeyr, M.; Marais, J.; Steenkamp, G.; Tordiffe, A.S.W.; Kock, M.D. 2015. Treatment of rhinoceros which have been poached using opioids and are found recumbent. Johannesburg. pp. 1-14.
Haw, A.; Hofmeyr, M.; Fuller, A.; Buss, P.; Miller, M.; Fleming, G.; Rutimeyer, L. 2014. Butorphanol with oxygen insufflation corrects etorphine-induced hypoxaemia in chemically immobilized white rhinoceros (Ceratotherium simum). BMC Veterinary Research 10(253): 1-9. doi.org/10.1186/s12917-014-0253-0
Rutimeyer, L. 1860. Neue (Miocene) Fundorte von Rhinoceros in der Schweiz. Mitteilungen der Naturforshenden Gesellschaft in Bern 440-458: 121-139.
Rutimeyer, L.; Camper, P. 1789. Toegift over den rhinoceros met een dubbel hoorn, uit den heere P. Camper.






