Comprehensive DescriptionRead full entry
Description of DiphylleiaCircumscription: Flagellate with two similar flagella inserting almost apically at the head of a broad groove that is used for the ingestion of food. Heterotrophic, freshwater. Ultrastructural identity: Mitochondria with tubular cristae, with two flagella arising from two inclined basal bodies; flagella without hairs or other excrescences but with short fibrous intraflagellar inclusions; flagellar transition zone narrowed. Basal bodies giving rise to a dorsal root from which arise cortical microtubules, and two ventral microtubular and fibrous roots that support the margins of the ventral groove. No extrusomes but with dictyosome. Synapomorphy: None specified. Composition: (= Aulacomonas), monotypic.