County Donegal in the herbaria of the following institutions: the Ulster Museum, Belfast; Trinity College, Dublin; NUI Galway, and the Natural History Museum, London. Records of flowering plants include "Dactylorhiza purpurella" (Stephenson and Stephenson) Soó. The animals included in the county include the European badger ("Meles meles" L.). There are habitats for the rare corn crake ("Crex crex") in the county. At various times in its history, it has been known as County Tirconaill, County Tirconnell or County Tyrconnell (). The former was used as its official name during 1922–1927. This is in reference to both the old "túath" of Tír Chonaill
European land mammal age young). European Land Mammal Mega Zones most often have their bases at first appearances (FAD, First Appearance Date) of a certain species or genus. The numbers are higher for younger zones. Due to a redefinition of the boundary between the Neogene and Quaternary periods, MN 17 is now in fact considered a Quaternary biozone. European land mammal age The European Land Mammal Mega Zones (abbreviation: ELMMZ, more commonly known as European land mammal ages or ELMA) are zones in rock layers that have a specific assemblage of fossils (biozones) based on occurrences of fossil assemblages of European land mammals. These