Nassellaria is an order of protist belonging to the class Radiolaria. The organisms of this order are characterized by a skeleton cross link with a cone or ring.
Species taxanomy provided by GBIF Secretariat (2019). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2020-03-21; License: CC BY 4.0