FIGURE 4 in New records of Bjuvia and Nilssonia from the Permian of Mexico

FIGURE 4 in New records of Bjuvia and Nilssonia from the Permian of Mexico

FIGURE 4. Specimens of leaves of Cycadophytes. A) Nilssonia sp. Specimen CFZ-MTZ266, the arrow indicates an area in which it is observed how the leaf covers the rachis. B) Parallel and dichotomous venation of Nilssonia sp. C) Parallel venation of Taeniopteris lentriculiformis, specimen CFZ-MTZ330. D...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Flores-Barragan, Miguel Angel, Leon, María Patricia Velasco-de
Format: Bild
Sprache:eng
Schlagworte:
Animalia
Biodiversity
Chordata
Cryptodira
Nilssonia
Plantae
Polypodiales
Polypodiopsida
Pteridaceae
Taeniopteris
Taxonomy
Testudines
Tracheophyta
Trionychidae
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:FIGURE 4. Specimens of leaves of Cycadophytes. A) Nilssonia sp. Specimen CFZ-MTZ266, the arrow indicates an area in which it is observed how the leaf covers the rachis. B) Parallel and dichotomous venation of Nilssonia sp. C) Parallel venation of Taeniopteris lentriculiformis, specimen CFZ-MTZ330. D) Specimen of Taeniopteris lentriculiformis. E) Taeniopteris crassinervis, specimen CFZMtz-713. F) Parallel and dichotomous venation of Taeniopteris crassinervis. Symbols: m, leaf margin; r, rachis; the arrows indicate the areas with dichotomous venation. Scale. A, D-F 1 cm, B and C 0.5 cm.
DOI:10.5281/zenodo.10961892