Fern of Arizona - A very unique petrified wood Late Triassic
A very unique petrified wood of Arizona: a stem of a tree Fern, new Fern that many well-known american Paleobotanicals are certains it has never described and that it is a new fern's species from Chinle Formation of Late Triassic - Area of Holbrook - Arizona - MM. 210 x 110 x 110 - Kg. 1,50 - A new and important specimen as Ferns of Arizona are really rare - A very important scientific value - Museum specimen and for academic collectors - The piece is well preserved, neither touché, polished nor cleaned - A present that my father received in the from an american friend - The piece is in Brescia - Italy - Cell. +