|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. L. Bamforth and G. M. Narbonne 2009||Decimeter- to meter-scale, frond-like fossil with leaflet-bearing branches emerging in slightly offset pairs at regular intervals along wide, continuous central rod. Branching angle inconsistent along central rod, varying between 50° and 80°. Leaflets lanceolate in shape, composed of wide, straight to curved central stalk with primary branches emerging regularly in pairs, decreasing in length towards distal tip of leaflet.|