This book is the first complete catalogue of Danish Coleoptera based on the 11 faunistic districts that are now commonly used in Danish entomology. The distribution in the districts is shown for all 3682 known Danish species of Coleoptera. Records are divided into three periods: before 1900, 1900-1959, and 1960 and later. A total of more than 27 500 records are included in the catalogue – with more than 23 000 from the most recent period.