Hemorrhagic ulcerative stomatitis caused by the biting louse Piagetiella peralis was diagnosed in one live and three dead juvenile white pelicans (Pelecanus erythrorhynchus). The pathology of the condition is described, and the significance of infestation with this parasite is discussed.
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Author notes
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Department of Veterinary Pathology (Wobeser and Johnson) and Department of Veterinary Microbiology (Acompanado), Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada S7N 0W0.
© 1974 Wildlife Disease Association
1974
