During May, June, and August of 1968, the writer made analyses of internal parasites of elk, Big Horn sheep and moose in the Jackson Hole area of Wyoming. Analyses were made by identification of eggs and larvae found in fresh feces of the host animals. Project Number 156.
Bergstrom, Robert C.
"Parasites of Ungulates in the Jackson Hole Area,"
Jackson Hole Research Station Annual Report: Vol. 1968
, Article 6.
Available at: http://repository.uwyo.edu/jhrs_reports/vol1968/iss1/6