A comprehensive review of the dinosaurs from the Wealden Series of England and contemporary basins of western Europe adds further evidence of a biologicalseparation between Lower Wealden (Hastings Beds, containingHylaeosaurusarmatus)and Upper Wealden faunas (Wealden Group of the Isle of Wight-...
Holotype specimen of Hylaeosaurus armatus Mantell, 1833 (NMH R3775) from the Grinstead Clay Formation (late Valanginian) of Tilgate Forest, Sussex, southern England.Sven SachsJahn J. Hornung
Tentative reconstruction of the lateral cervico-thoracal armor in Hylaeosaurus armatus.Sven SachsJahn J. Hornung