| Registration No. : |
PF 1964 . |
Type : |
Undifferentiated Type |
| Identifications : |
| New: |
Mollusca: Nautiloidea |
Diorugoceras planidorsatus Portlock |
| Old: |
Mollusca: Nautiloidea |
Discites planidorsatus Portlock |
| Locality : |
Derryloran,Tyrone |
| Grid Reference : |
Not available
|
Country : |
Northern Ireland |
| 1:50K map : |
|
|
| Chronostratigraphy : |
Tournaisian Age
— Visean Age
|
| Lithostratigraphy : |
CARBONIFEROUS LIMESTONE SUPERGROUP |
| Collector / Donor : |
Available from curator
|
| References : |
| Turner 1966 Proc Leeds Lit & Phil Soc X I |
| Hyatt 1892 1893 4th Ann Rep GS Texas |
| Portlock,1843, Geology of Londonderry,etc. |
