20
3
August
581
587
FELIX, C. J., BURBRIDGE, P. P. 1977. A new Ricciisporites from the Triassic of Arctic Canada. Palaeontology, 20, 3, 581–587.
Charles J. Felix and Patricia P. Burbridge A new plant spore, Ricciisporites umbonatus sp. nov., is described. Its occurrence in surface and subsurface is reported. The species appears to occur in Norian and Karnian age rocks. The Palaeontological Association (Free Access)