â¢ TURDUS MIGRATORIUS (noun). The noun TURDUS MIGRATORIUS has 1 sense: 1. large American thrush having a rust-red breast and abdomen. Familiarity information: TURDUS MIGRATORIUS used as a noun is very rare. TURDUS MIGRATORIUS (noun). The noun TURDUS MIGRATORIUS has 1 sense: 1. large American thrush having a rust-red breast and abdomen. Familiarity information: TURDUS MIGRATORIUS used as a noun is very rare.
He said: Jonathan is the sole survivor of three tortoises that arrived on St Helena Island in 1882. He was already mature when he arrived and was at least 50-years-old. Therefore his minimum age is 176-years-old. He is the oldest inhabitant on St Helena and is claimed to be the oldest living tortoise in the world. He lives in the grounds of Plantation House which is the governor's residence with five other tortoises who are much younger than him.
The turtle is the only species of the genus Chrysemys, which is part of the pond turtle family Emydidae. Fossils show that the painted turtle existed 15 million years ago. Four regionally based subspecies (the eastern, midland, southern, and western) evolved during the last ice age.