|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.
|A. E. González-Guzmán 1967||Pollen grain monocolpate, globular to oval; furrow C α 1, C β 1, C γ 1; sculpture type clavate (length of clavae about 3.2 μ), diameter of clavae 0.7-2.0 μ; clavae sometimes angular towards the apex. Furrow probably with margo. Thickness of exine (incl. of clavae) about 5 μ; ectexine thicker than endexine. Grain probably intectate.|