Purbeck stone Purbeck stone Purbeck stone refers to building stone taken from a series of limestone beds found in the Upper Jurassic to Lower Cretaceous Purbeck Group, found on the Isle of Purbeck, Dorset in southern England. The best known variety of this stone is Purbeck Marble. The stone has been quarried since at least Roman times up to the present day. The Purbeck Group is a sequence of sedimentary rocks that were deposited in a shallow freshwater to brackish lagoonal setting. It ranges in age from Tithonian to Berriasian. Limestone beds are developed at various levels throughout the sequence, each with
Paulina's limestone rat Paulina's limestone rat Paulina's limestone rat ("Saxatilomys paulinae") is a genus of murid rodent native to central Laos and Vietnam. It was first discovered in the Khammouan Limestone National Biodiversity Conservation Area in Khammouan Province, Laos, and also been found in the Vietnamese province of Quang Bình. It is the only known species in the genus Saxatilomys. The genus name is derived from the Latin "saxatilis", meaning "among the rocks" and the Greek "mys", meaning mouse or rat. It resembles, and is likely closely related to, species in the genera "Niviventer" and "Chiromyscus". "Saxatilomys" is distinguished from these and other