|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
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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 (Retitricolpites magnus)||Pollen grain tricolpate, prolate; furrow C α 1, C β 2, C γ 1; sculpture type reticulate with 'heterobrochate' reticulation; muri simplibaculate. Diameter of lumina 3-6 μ. Wall semitectate. Thickness of exine about 4.5 μ; ectexine thicker than endexine. Equatorial constriction. Polar area rather small.|
|C. A. Jaramillo and D. L. Dilcher 2001||Retitricolpate, mid-sized (38-55 µm), colpi simple, long, lumina 3-4 µm wide, uniform, dense, muri thin, simplicolumellate.|