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Adiantopteris tripinnata
Taxonomy
Adiantopteris tripinnata was named by Cladera et al. (2007). It is considered to be a form taxon. It is a 3D body fossil. Its type locality is Estancia Bajo Grande, which is in an Aptian fluvial-lacustrine conglomerate/sandstone in the Anfiteatro de Ticó Formation of Argentina.
Synonymy list
| Year | Name and author |
|---|---|
| 2007 | Adiantopteris tripinnata Cladera et al. pp. 53, 55 figs. Fig. 4B, C |
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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.
†Adiantopteris tripinnata Cladera et al. 2007
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| G. Cladera et al. 2007 | Leaves imparipinnate, bipinnate and tripinnate. Rachises strong and slender. Pinnae triangular in shape. Pinnules simple, subopposite, small and sessile or sub-petiolate; flabelliform, up to 10mm long and 2mm wide. Laminae divided in two to four cuneiform segments with straight margins and dentate apex. Teeth concentration 1 to 2 per millimeter. Only one principal vein radiates and divides dichotomously several times innerving each tooth. |
Measurements
No measurements are available
No ecological data are available