Priacma

Priacma serrata - Bleach Beetle California Priacma serrata is an enigmatic insect from the conifer forests of western North America and is one of a handful of species belonging to the relictual beetle suborder Archostemata.  It is often thought of as a "living fossil", bearing a strong resemblance to the earliest known beetles that pre-date even the dinosaurs. Males are attracted to the scent of bleach, presumably because it resembles a female pheromone, and are sometimes collected off air-drying laundry.  In spite of its unique evolutionary position, the biology of Priacma has not been…