The article deals with the historiography of the study of treasures of coins connected with the history of monetary circulation of Ukrainian historic regions. The totality of knowledge about the coin treasures, namely: the source value of the coin complexes, their classification, the causes of tezavrasii, topography of finds, the composition of treasures, treasure trove of the methodology and sources of research is determined by the notion of treasury. The definitions of the concept of treasure are quite complete and qualitatively presented in numismatic dictionaries. Given the fact that the numismatics science has been substantially enriched with new knowledge, we consider it necessary to supplement the definition of the concept of treasu...