PSPaul C. SokoloffFollowUsage metrics Co-workers & collaboratorsLJLynn J. GillespieLynn J. GillespieRDRoger D. BullRoger D. BullJJeffery M. SaarelaJeffery M. SaarelaJSJeffery SaarelaResearch Scientist - Canadian Museum of Nature, Ottawa, Ontario, CanadaJeffery Saarela