PeponocraniumPeponocranium is a genus of dwarf spiders that was first described by Eugène Louis Simon in 1884.Speciesit contains five species, found in Europe:Peponocranium dubium Wunderlich, 1995 – MongoliaPeponocranium ludicrum – Europe, RussiaPeponocranium orbiculatum – Germany to Russia, GeorgiaPeponocranium praeceps Miller, 1943 – Finland, Germany to Russia, UkrainePeponocranium simile Tullgren, 1955 – Sweden