Family Amphitholaceae

Family Amphitholaceae

Citation: Amphitholaceae Poche 1913 ex Fensome et al. 1993b. Diagnosis:Ptychodiscaleans in which the pellicle is exceptionally well developed and forms a peripheral basket-like skeleton. Type genus: Amphitholus Schütt 1895. Extant genera: Achradina Lohmann 1903. Amphitholus Schütt 1895. (=Amphilothus Poche 1913; nomenclatural junior synonym, having same type) ?Monaster Schütt 1895.

Order Ptychodiscales part