Grumosisporites maculatus
- Citations total:
- 1
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| details | Middle Namurian A | Late Namurian A | Arkansas | Loboziak,S. et al. The microspores of the Hale and Bloyd Formations of northern Arkansas. (In: Biostratigraphy. P.K.Sutherland and W.L.Manger, editors) | 1984 |