- Author:
- Downie,C.
- Year:
- 1967
- Title:
- The geological history of the microplankton.
- Reference:
- Downie,C. (1967) The geological history of the microplankton. Review of Palaeobotany and Palynology Vol. 1 P. 269- 281
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Huronispora | Huronispora | Nd | Nd | |
| Palaeocryptidium | Palaeocryptidium | Nd | Nd | |
| Protoleiosphaeridium | Protoleiosphaeridium | Nd | Nd | |
| Leiominuscula | Leiominuscula | Nd | Nd | |
| Margominuscula | Margominuscula | Nd | Nd | |
| Lophominuscula | Lophominuscula | Nd | Nd | |
| Leiopsophosphaera | Leiopsophosphaera | Nd | Nd | |
| Archaeopterusina | Archaeopterusina | Nd | Nd | |
| Archaeofavosina | Archaeofavosina | Nd | Nd | |
| Trachydiscina | Trachydiscina | Nd | Nd | |
| Lophomarginata | Lophomarginata | Nd | Nd | |
| Minutissima | Minutissima | Nd | Nd | |
| Trachyminuscula | Trachyminuscula | Nd | Nd | |
| Pavlovskya | Pavlovskya | Nd | Nd | |
| Trachyaletes | Trachyaletes | Nd | Nd | |
| Trematosphaeridium | Trematosphaeridium | Nd | Nd | |
| Monotrematum | Monotrematum | Nd | Nd |