What term describes census takers who revised the town council roll every five years in ancient Rome?

The term that describes census takers who revised the town council roll every five years in ancient Rome is "Quinquennales." This term specifically refers to the officials responsible for the quinquennial census, which was a systematic assessment that occurred every five years. During this census, the population was counted, and the eligibility of individuals for various civic roles, including membership in the town council, was reviewed.

This process was essential for maintaining an accurate representation of the town's demographics and ensuring that the town council had an updated list of eligible citizens. The role of the Quinquennales was integral in the administration and governance of Roman towns, as they not only counted the populace but also played a part in the community’s political structure by determining who could participate in local government.

In contrast, the other terms refer to different functions within Roman society. Quattuorviri denotes a group of four men typically responsible for certain public duties, Decuriones refers to the local elite or council members in a community, and Censuales is not directly associated with the five-year census but pertains to those involved in the general census administration. Thus, "Quinquennales" is the most accurate term for those revising the town council roll every five years.