| Registration No. : |
GSM 35575 . |
Type : |
Holotype |
| Identifications : |
| Old: |
Arthropoda: Trilobita |
Illaenus
(Dysplanus)
bowmanni Salter |
| Old: |
Arthropoda: Trilobita |
Illaenus bowmanni Salter |
| Old: |
Arthropoda: Trilobita |
Illaenus centrotus Dalman |
| New: |
Arthropoda: Trilobita |
Illaenus tyronensis |
| New: |
Arthropoda: Trilobita |
Illaenus tyranensis Reed |
| New: |
Arthropoda: Trilobita |
Illaenus tyronensis Reed |
| Locality : |
Tirnaskea, Tyrone |
| Grid Reference : |
Not available
|
Country : |
Northern Ireland |
| 1:50K map : |
|
|
| Chronostratigraphy : |
Pusgillian Stage
— Cautleyan Stage
|
| Lithostratigraphy : |
KILLEY BRIDGE FORMATION |
| Collector / Donor : |
Available from curator
|
| References : |
| Reed 1933 Geol.Mag.LXX Page 128 |
| Cited Reed 1952 Proc.Roy.Irish Acad., 55, B No. 3 Page 114 [as Illaenus tyronensis Reed; and wrogly stated to have been considered a young individual of I.bowmanni by Stubblefield 1938 op.cit. Page 34 |
| Stubblefield, 1938 Summary of PRogress for 1936, Part II Page 34 [review of nomenclatorial history] |
| Salter 1867 Mon.Brit.Tril.(Palaeont. Soc.) Page 185 |
| Salter 1848 Mem.Geol.Surv, II, Part 1, young specimen op.cit. Page 339 [young specimen] |
| Stubblefield, 1938 Summ. of Prog. for 1936 Page 34 |
| Portlock 1843 Geol. Rep. Londonderry etc op.cit. Page 300 |
| Whittard 1961 Mon.Palaeont.Soc. Page 217 |
