|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|E. Schrank and M. S. Mahmoud 2002||Inaperturate, subspheroidal pollen grains with a reticulate sexine resting on numerous, closely spaced, strong columellae, which are similar in shape and dimensions to muri.|