The Koslov's pika ia a burrowing lagomorph that lives in dense family communities. Palaeolagus ('ancient hare') is an extinct genus of lagomorph. Mimotona is a genus of early insectivorous lagomorph that lived in late Paleocene of China. It is therefore classified as lagomorph specialist. Lagomorph and squirrels serve as the natural host. Wolves may catch tularemia from lagomorph prey, though its effect on wolves is unknown. This is evidence that lagomorph lineages are declining. There is one species of lagomorph in Serbia. The largest-known prehistoric lagomorph is Minorcan giant lagomorph ("Nuralagus rex") at . Prolagus oeningensis is an extinct lagomorph and the type species of its genus, "Prolagus".