Nomenclatural act

Plant Fossil Names Registry Number: PFN003300
Act LSID: urn:lsid:plantfossilnames.org:act:3300
Microreticulatisporites concavus sp. nov.
Butterworth, M. A. & Williams, R. W. (1958): The small spore floras of coals in the Limestone Coal Group and Upper Limestone Group of the Lower Carboniferous of Scotland. – Transactions of the Royal Society of Edinburgh 63(2): 353–392.