- Author:
- Jacob,K.;Jacob,C.;Shrivastava,R.N.
- Year:
- 1953
- Title:
- Spores and tracheides of vascular plants from the Vindyan system, India.
- Reference:
- Jacob,K. et al. (1953) Spores and tracheides of vascular plants from the Vindyan system, India. Nature Vol. 172 # 4369 P. 166- 167
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Pteridophyta | Pteridophyta | India | Middle Cambrian | Late Cambrian |
| Pteridospermales | Pteridospermales | India | Middle Cambrian | Late Cambrian |
| Psilopsida | Psilopsida | India | Early Cambrian | |
| Sphenopsida | Sphenopsida | India | Early Cambrian | |
| Gymnospermae | Gymnospermae | India | Early Cambrian | |
| Equisetales | Equisetales | India | Early Cambrian |