|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 triporate; spheroidal; pore P α 3 c, P β 3b, P γ 2; sculpture type reticulate (diameter of lumina 1.2 μ), muri simplibaculate. Sometimes sculptural elements not fused. Size of the lumina diminishing towards equator. Thickness of exine 1.5 μ: ectexine thicker than endexine. Pores with annulus. Wall semitectate.|