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2023
Journal article
New machaeridian data from the Upper Ordovician of Scotland: palaeoecological and global palaeobiogeographical implications
New machaeridian material housed in the National Museum of Scotland alongside the type material held in the Natural History Museum London and the Sedgwick Museum of Earth Sciences, Cambridge, is documented here from the Ordovician of Girvan. The specimens are included in four taxa, three of these in open nomenclature....