- Author:
- Millay,M.A.;Taylor,T.N.
- Year:
- 1979
- Title:
- Paleozoic seed fern pollen organs.
- Reference:
- Millay,M.A. et al. (1979) Paleozoic seed fern pollen organs. The Botanical Review Vol. 45 # 3 P. 301- 375
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Psilophyton | Psilophyton dawsonii | Nd | Early Devonian | |
| Alcicornopteris | Alcicornopteris hallei | Nd | Early Carboniferous | |
| Geminitheca | Geminitheca scotica | Nd | Early Carboniferous | |
| Protopitys | Protopitys scotica | Nd | Early Carboniferous | |
| Staphylotheca | Staphylotheca kilpatrickensis | Nd | Early Carboniferous | |
| Paracalathiops | Paracalathiops | Nd | Namurian | |
| Simplotheca | Simplotheca | Nd | Namurian | |
| Schulzospora | Schulzospora | Nd | Namurian | |
| Zimmermannitheca | Zimmermannitheca | Nd | Namurian | |
| Cyclogranisporites | Cyclogranisporites | Nd | Pennsylvanian | |
| Granulatisporites | Granulatisporites | Nd | Pennsylvanian | |
| Crossotheca | Crossotheca | Nd | Pennsylvanian | |
| Dolerotheca | Dolerotheca sp | Nd | Late Mississippian | Permian |
| Halletheca | Halletheca reticulatus | Nd | Late Mississippian | Permian |
| Parasporotheca | Parasporotheca leismanii | Nd | Late Mississippian | Permian |
| Rhetinotheca | Rhetinotheca tetrasolenata | Nd | Late Mississippian | Permian |
| Stewartiotheca | Stewartiotheca warrenae | Nd | Late Mississippian | Permian |