Dumnonii the origin of the interpretation of Dumnonii as "deep valley dwellers" from his understanding of the Welsh of his time. John Rhys later theorized that the tribal name was derived from the name of a goddess, "Domnu", probably meaning "the goddess of the deep". The proto-Celtic root *dubno- or *dumno- meaning "the deep" or "the earth" (or alternatively meaning "dark" or "gloomy") appears in personal names such as Dumnorix and Dubnovellaunus. Another group with a similar name but with no known links were the Fir Domnann of Connacht. The Roman name of the town of Exeter, "Isca Dumnoniorum" ("Isca of
Isca sullo Ionio for the new community, would be called Isca Marina. Nine centuries earlier, the area now known as Isca Marina, was the original town location for the ancestors of Isca, until invasions of outsiders, forced the towns people, to higher ground. Now many hundreds of descendants of the original town location have come home. While some homes were built in the late 1940s in the marina, it was not until the early 1950s that roads, sidewalks, and the town square were built. A water supply was established in 1951. Electricity reached the town in 1953. The elementary school was completed for