The atlas is split across four volumes which mirror that of Duff’s series “Beetles of Britain and Ireland”.

Volume 1 covers the families Sphaeriusidae, Gyrinidae, Haliplidae, Noteridae, Paelobiidae, Dytiscidae, Carabidae, Helophoridae, Georissidae, Hydrochidae, Sphercheidae, Hydrophilidae, Sphaeritidae, Histeridae, Hydraenidae, Ptiliidae, Leiodidae, Scydmaenidae and Silphidae.

Volume 2 covers the family Staphylinidae.

Volume 3 covers the families Lucanidae, Trogidae, Geotrupidae, Scarabaeidae, Eucinetidae, Clambidae, Scirtidae, Dascillidae, Buprestidae, Byrrhidae, Elmidae, Dryopidae, Limnichidae, Heteroceridae, Psephenidae, Eucnemidae, Throscidae, Elateridae, Drilidae, Lycidae, Lampyridae, Cantharidae, Derodontidae, Dermestidae, Bostrichidae, Anobiidae, Lymexylidae, Phloiophildae, Trogossitidae, Cleridae, Dasytidae, Malachiidae, Sphindidae, Kateretidae, Nitidulidae, Monotomidae, Silvanidae, Cucujidae, Laemophloeidae, Phalacridae, Cryptophagidae, Languriidae, Erotylidae, Byturidae, Biphyllidae, Bothrideridae, Cerylonidae, Alexiidae, Endomychidae, Coccinellidae, Corylophidae, Latridiidae, Mycetophagidae, Ciidae, Tetratomidae, Melandryidae, Mordellidae, Ripiphoridae, Colydiidae, Tenebrionidae, Oedemeridae, Meloidae, Pyrochroidae, Salpingidae, Anthicidae, Aderidae and Scraptiidae.

Volume 4 covers the families Cerambycidae, Megalopodidae, Chrysomelidae, Nemonychidae, Anthribidae, Rhynchitidae, Attelabidae, Apionidae, Nanophyidae, Dryophthoridae, Erirhinidae, Raymondionymidae, Curculionidae and Platypodidae.

Includes data provided by:

• Atomariine Beetle (Coleoptera) records for Britain and Ireland to 1992 (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• Bob Merritt Coleoptera Dataset (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• Bruchid and Chrysomelid Distributions in Britain and Ireland: pre 1900, 1900-1979, 1980 onwards (Seed and Leaf Beetle Recording Scheme CC-BY https://creativecommons.org/licenses/by/4.0)
• Cerambycidae Dataset (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• Ciidae (Coleoptera) records from Britain and Ireland to 2004 (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• Coccinellidae Data (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• Derek Lott Coleoptera Dataset (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• Freshwater river macroinvertebrate surveys (Biosys) (Environment Agency OGL http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3)
• Invertebrate Common Standards Monitoring and ISIS Test Data (Natural England OGL http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3)
• Ladybird Survey of the UK (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• National Stag Beetle Surveys (Great Stag Hunts) (People’s Trust for Endangered Species CC-BY-NC https://creativecommons.org/licenses/by-nc/4.0/)
• Other beetle records from National Stag Beetle Surveys 2006-2019 (People’s Trust for Endangered Species CC-BY-NC https://creativecommons.org/licenses/by-nc/4.0/)
• Seed & leaf beetle species records, from iRecord (Seed and Leaf Beetle Recording Scheme CC-BY https://creativecommons.org/licenses/by/4.0)
• Soldier Beetle and Jewel Beetle (Coleoptera; Cantharoidea and Buprestoidea) records for Britain and (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)
• UK Ladybird Survey data from iRecord (Biological Records Centre CC-BY https://creativecommons.org/licenses/by/4.0)