Distributional, biological and nomenclatural notes are presented for 113 species of Buprestidae from the U.S. and Canada in the following 29 genera and subgenera: Acmaeodera (s. str.) Eschscholtz 1829, Acmaeoderopsis Barr 1974, Actenodes Dejean 1833, Agaeocera Saunders 1871, Agrilaxia Kerremans 1903, Agrilus (s. str.) Curtis 1825, Anthaxia (Haplanthaxia) Reitter 1911, Anthaxia (Melanthaxia) Richter 1949, Aphanisticus Latreille 1829, Brachys Dejean 1833, Buprestis (s. str.) Linnaeus 1758, Buprestis (Cypriacis) Casey 1909, Buprestis (Knulliobuprestis) Kurosawa 1988, Buprestis (Stereosa) Casey 1909, Chalcophora Dejean 1833, Chrysobothris (s. str.) Eschscholtz 1829, Dicerca (s. str.) Eschscholtz 1829, Hesperorhipis Fall 1920, Mastogenius Solier 1849, Pachyschelus Solier 1833, Paratyndaris (s. str.) Fisher 1919, Paratyndaris (Knulliella) Cobos 1980, Phaenops Dejean 1833, Polycesta (s. str.) Dejean 1833, Polycesta (Arizonica) Cobos 1981, Spectralia Casey 1909, Taphrocerus (s. str.) Solier 1833 and Xenorhipis LeConte 1866. Records include one new record for Canada, 65 new U.S. state records, 52 new larval hosts, 34 new adult hosts and 31 new flower associations. Comments on and corrections to previous literature records for other species are also made, and Agrilus neoprosopidus Knull 1938 is confirmed as a correct original spelling.