1. The early history of land plants;Banks,1968
2. Crenaticaulis, a new genus of Devonian plants allied to Zosterophyllum, and its bearing on the classification of early land plants;Banks;Am. J. Bot.,1969
3. Les Brachiopodes devoniens de la Sierra de Perijá (Venezuela);Benedetto;Biostratigr. Paléozoïque Brest,1984
4. Diverse Devonian plant assemblages from Venezuela;Berry;Doc. Lab. Géol. Lyon,1993
5. Two new species of herbaceous lycopods from the Devonian of Venezuela with comments on their taphonomy;Edwards;Palaeontology,1985