- Author:
- Deunff,J.
- Year:
- 1955
- Title:
- A fossil Devonian microplankton of Hystrichospheres from the North American Continent.
- Foreign title:
- Un microplancton fossile Devonien a Hystrichospheres du Continent Nord-Americain.
- Reference:
- Deunff,J. (1955) A fossil Devonian microplankton of Hystrichospheres from the North American Continent. [ Un microplancton fossile Devonien a Hystrichospheres du Continent Nord-Americain. ] Bulletin of Microscopic Application,Series 2 Vol. 511 # 12 P. 138- 148
- Google Academy:
- try to search by title in english or foreign title
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Veryhachium | Veryhachium ambiguum sp. nov. | Canada | Middle Devonian | |
| Veryhachium | Veryhachium crucistellatum sp. nov. | Canada | Middle Devonian | |
| Veryhachium | Veryhachium exasperatum sp. nov. | Canada | Middle Devonian | |
| Veryhachium | Veryhachium furcillatum sp. nov. | Canada | Middle Devonian | |
| Veryhachium | Veryhachium heterogonum sp. nov. | Canada | Middle Devonian | |
| Veryhachium | Veryhachium remotum sp. nov. | Canada | Middle Devonian |