kontos
kontos is a pole weapon or weapon family.
Also recorded as contus; contus sarmaticus.
Overview
Sarmatian Roman pole weapon.
In detail
It is associated with Parthian Empire and Sasanian Empire.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Kontos (weapon)”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q1129265: kontos
Consult the source