Observation of a beaver beetle (Platypsyllus castoris Ritsema) on a North American river otter (Lontra canadensis Schreber) (Carnivora: Mustelidae: Lutrinae) in Sacramento county, California (Coleoptera: Leiodidae: Platypsyllinae)

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith