Cooper, Michael R2015-01-052015-01-051989-02-110078-8554http://hdl.handle.net/10539/16143A new species of Linotrigonia, L. nibelaensis sp. nov., is described from the mid-Campanian of the St Lucia Formation. The relationship of Linotrigonia to Oistotrigonia is discussed and it is suggested they are best treated as distinct genera. Linotrigonia is believed to be a southeast African endemic, currently restricted to the late Cretaceous.enL. nibelaensisSt Lucia FormationOistotrigoniaArticle