Gennadota canadensis Casey is newly recorded from Nova Scotia, Canada, extending its known range by 500 km to the east. In Nova Scotia it has been recorded in both cave and non-cave environments. The taxonomic history of the genus is briefly recounted, and the bionomics of the species is discussed within the context of that of cave-inhabiting beetles. Its presence in the Maritime Provinces in noted a region where caves are still in an active phase of post-glacial reinvasion and re-colonization.