The axodines are a group of unicellular heterokont algae, previously classified in the Chrysophyceae. They include pedinellids, silicoflagellates, and Rhizochromulinales. Other terms include `Actinochrysophyceae` and `Dictyochophyceae`. ==Characteristics== They characteristically have a single emergent flagellum, which lacks the root structure...