New records of Nitidulidae and Kateretidae (Coleoptera) from New Brunswick, Canada

The Nitidulidae (sap beetles) and Kateretidae (short-winged flower beetles) from New Brunswick are surveyed. As a result of recent field work and a survey of museum specimens, 46 species have now been recorded in the province, 32 of which are newly recorded in New Brunswick. Epuraea obliquus Hatch is removed from New Brunswick's faunal list. The distribution and bionomics of newly recorded species are summarized. The New Brunswick fauna consist of 33 Nearctic species, four Holarctic species, and nine adventive species. Historical early dates of detection of all nine adventive species found in the province are provided.