ey eee 
Ercpa Pique or another Regia. Camden thinks this fituated in 
Lough Derg in the county of Donegal, where St. Patrick’s 
purgatory was; and Camden thinks it Athenry in the county 
of Galway; but from the fituation in Ptolemy’s tables it 
feems to be the Croghan of the Irith, the ancient capital of 
Conaught, fituated between Boyle and Elphin in the county 
of Rofcommom. There are ftill remaining a rath and an an- 
cient cemetery, called by the natives Rivligh na Righ. 
Aowov. From Ptolemy’s tables, this city and Pai@a were not far 
from each other ; yet Camden will have it to be Downpatrick 
in the county of Down; whilft Ware very juftly thinks it 
Dunnamaes in the Queen’s county, the ancient feat of the 
chieftains of Leix, fituated on an ifolated rock, where {till 
remains the ruins of a caftle built by Lord Pembroke in 1216. 
In refpe&t to Dunum and. Reban there feems an error in Pto- 
lemy’s tables, that is, the latitude and longitude of Reban is 
given to Dunum, and vice verfa. 
Toupuig Edit., Pal. Iepuc.. According to Richard of Cirencefter there 
were two Jbernia, one he places on the eaft fide of the Shan- 
non, the other on the Blackwater, the port of Jn/ovenach. 
_ The former being an inland city was moft probably the 
Toupuig of Ptolemy, and thought by Whitaker to be Cahir near 
Bruff in the county of Limerick, where there {till remains, 
fome raths, cromlecs and other monuments of antiquity.. 
PTOLOMY 
