Camulodunum also have possessed ports for the colonia. Imports of dates, wine (including Falernian wine), olive oil, jet, marble and other goods from across the Roman Empire have been found in Colchester, including a locally made amphora with an inscription suggesting that it held North African palm-tree fruit products. The trade in salt from local Red Hills also appears to have continued on from the Iron Age in the Roman period, but with more sophisticated evaporation kilns. Small numbers of tiles were imported from Eccles in Kent by Roman settlements in South-East Britain, including Camulodunum, for a brief time in the
Camulodunum "Camulodensium" (although Lincoln and Gloucester are other possible candidates). The formal collapse of Roman administration in the province occurred in the years 409-411. Activity in the 5th century continued in Camulodunum at a much reduced level, with evidence of at the Butt Road site showing that it briefly carrying on into the early 5th century. Several burials within the towns walls have been dated to the 5th century. These include two burials discovered at East Hill House in 1983, which have been surgically decapitated (in a fashion found in both Pre-Roman and some early pagan-Saxon burial practices), and other burials