This application allows you to search and consult only in the catalogued and digitized specimens of the heritage collection of the different Zoological, Geological, Paleontological and Botanical collections of the Museum: the collections of the groups of Arthropods, Invertebrates not arthropods, Vertebrates, Mineralogy, Petrology, Paleontology and the Herbarium of the Botanical Institute of Barcelona. Continuous work is being done on the documentation and digitisation of the collections, cleaning the databases and expanding them. The contents are periodically updated.