The present checklist is the product of a critical taxonomic review of the Canadian/Alaskan fauna during the previous two decades. As of December 2024. 531 described species in 84 genera of apoid wasps (Ammoplanidae. Ampulicidae. https://www.roneverhart.com/WesAudio-ng76-Analog-FET-1176-Style-Compressor-p14718/