A Dinosaur by Any Other Name. .

The young gracile descendants have been dubbed Tyrannosaurus regina (meaning tyrant lizard queen"), and, continuing the royal theme, the ancestral species has been christened Tyrannosaurus imperator (meaning "tyrant lizard emperor'). We Homo sapiens share our genus with many hominid relatives-like Homo neanderthalensis, Homo erectus, and Homo habilis-but there has only ever been one recognized species of Tyrannosaurus ." Of all the scientific names that have been given to our planet's species, 'Tyrannosaurus rex" may be the most famous. [Extracted from the article]

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