The Arthropods Division is active in the Biodiversity research (Biogeography and Ecology, Phylogeny and Phylogeography) of the ground/soil and saproxylic groups of Coleoptera (Carabidae, Tenebrionidae, Cerambycidae, Scarabaeoidea, Buprestidae, etc.), Orthoptera, Coleoptera of Forensic interest (Histeridae, Dermestidae, Silphidae, κλπ.), Scorpions and Pseudoscorpions, ground Spiders (Gnaphosidae, etc.), Harvestmen, as well as Centipedes/Millipedes. Specimens from Crete and the southern Aegean (± 60%), mainland Greece (± 30%) and eastern Mediterranean countries comprise the main part in the above collections (> 2.5 million specimens).