| Registration No. : |
GSM 14020 . |
Type : |
Lectotype |
| Identifications : |
| Old: |
Arthropoda: Trilobita |
Trinucleus portlockii Salter |
| Old: |
Arthropoda: Trilobita |
Trinucleus caractaci Murchison |
| Old: |
Arthropoda: Trilobita |
Trinucleus concentricus Portlock var E |
| Old: |
Arthropoda: Trilobita |
Trinucleus concentricus Eaton |
| Old: |
Arthropoda: Trilobita |
Trinucleus
(Cryptolithus)
portlockii Salter |
| New: |
Arthropoda: Trilobita |
Cryptolithus latus Portlock |
| Locality : |
Desertcreight,Tyrone |
| Grid Reference : |
Not available
|
Country : |
Northern Ireland |
| 1:50K map : |
34 Pomeroy |
|
| Chronostratigraphy : |
Caradoc Series
— Caradoc Series
|
| Lithostratigraphy : |
CARADOC ROCKS (UNDIFFERENTIATED) |
| Collector / Donor : |
Available from curator
|
| References : |
| Salter, 1853,Dec. VII Mem. Geol. Surv. pg. 6 |
| Portlock, 1843,Geol. Rep.Londonderry,etc. |
| Reed,1952,Proc. Roy.Irish Acad. ,55,B, no. 3 pg.99-100 as lectotype of T. portlockii Salter. |
