|
<==o CENTROHELIDA [Heliozoa: Centrohelida] |-- Hedraiophryidae |-- Cymnosphaeridae |-- heterophryidae |-- Acanthocystidae `-- RaphidiophryidaeReference(s):
Parker, S. P. (ed.), 1982: Synopsis and classification of living organisms. Vols. 1 & 2
–McGrew-Hill Book Company