- Author:
- Sarjeant,W.A.S.;Stancliffe,R.P.W.
- Year:
- 1994
- Title:
- The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration.
- Reference:
- Sarjeant,W.A.S. et al. (1994) The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. Micropaleontology Vol. 40 # 1 P. 1- 77
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| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Striatotheca | Striatotheca virgata | Germany | Early Ordovician | |
| Triangulina | Triangulina admota | USSR(Kazakh SSR) | Late Gothlandian | |
| Triangulina | Triangulina alargada | Spain | Early Devonian | |
| Triangulina | Triangulina arcessita | USSR(Yaroslav) | Ordovician | |
| Trichosphaeridium | Trichosphaeridium | Nd | Nd | |
| Trichosphaeridium | Trichosphaeridium annolovaense | USSR(Russian Platform) | Middle Cambrian | |
| Trichosphaeridium | Trichosphaeridium hirtum | USSR(Pre-Baltic) | Middle Cambrian | |
| Tylotopalla | Tylotopalla acerba | Belgium | Early Gothlandian | |
| Tylotopalla | Tylotopalla digitifera | New York | Wenlockian | |
| Uncinisphaera | Uncinisphaera | Nd | Nd | |
| Unellium | Unellium duplex | USSR(Siberia) | Cambrian | |
| Unellium | Unellium lunatum | Belgium | Carboniferous | |
| Unellium | Unellium parvum | Belgium | Early Carboniferous | |
| Unellium | Unellium piriforme | France | Devonian | |
| Unellium | Unellium polorum | New York | Early Gothlandian | |
| Unellium | Unellium unilaterale | USSR | Cambrian | |
| Veryhachium | Veryhachium | Nd | Nd |