Information about the scientific collections is made available more and more often. The digitisation of such resources allows us to verify their value and share these records with other scientists – and they are usually rich in taxa and unique in the world. Moreover, such information significantly enriches local and global knowledge about biodiversi-ty. The digitisation of the resources of the Zoology Research Group, University of Silesia in Katowice (Poland) allowed presenting a substantial

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... lection of scale insects (Hemiptera: Coccomorpha). The collection counts 9369 slide-mounted specimens, about 200 alcohol-preserved samples, close to 2500 dry specimens stored in glass vials and 1319 amber inclusions representing 343 taxa (289 identified to species level), 158 genera and 36 families (29 extant and seven extinct). A significant part is the collection of an outstanding Polish coccidologist, Professor Jan Koteja. The geographical analysis of the scale insects collected shows mainly Eurasian areas, but there is also material from North America, South America, as well as Africa and New Zealand.