Illustration of fossil specimens from the Bohemian Cretaceous formation, documenting paleontological and geological features.

administrationunit, administrative, administrativemark, analysis, archival, authentication, biology, bohemia, book, classification, cretaceous, designation, document, documentation, documentcontrol, documentrecord, era, fieldwork, formal, formation, fossils, geology, identification, illustration, local, localgovernment, observation, officeuse, officialdocument, officialseal, officialuse, paleontology, period, prehistoric, public, publication, record, regional, regionaloffice, rock, scientific, sediment, specimens, stamp approval, stratigraphy, study, terrain, unit, unithead, unitmanagement, verification,