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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||Grain monocolpate (more conspicuously so in other specimens, than the holotype, which are, however, not so well preserved); furrow C 1, C 1b, C 1; sculpture type between between 'echinate' and 'clavate'. Sculptural elements mammiform 6.5 μ high, diameter at the base about 3.5 μ. Thickness of exine (excl. of sculpture) about 1.5 μ. Grain apparently tectate.|