Coccinellidae wide variety of beetle species in other families as "ladybirds", i.e. coccinellids. Beetles are particularly prone to such misidentification if they are spotted in red, orange or yellow and black. Examples include the much larger scarabaeid grapevine beetles and spotted species of the Chrysomelidae, Melyridae and others. Conversely, laymen may fail to identify unmarked species of Coccinellidae as "ladybirds". Other beetles that have a defensive hemispherical shape, like that of the Coccinellidae (for example the Cassidinae), also are often taken for ladybirds. A common myth, totally unfounded, is that the number of spots on the insect's back indicates its age.
Arabella (given name) been suggested as the root of the name Arabella and its variants. However Orabilis may have been a purely speculative Latinized form rather than the name's true root, and usage of Arabella and its variants long being confined to Great Britain with no equivalent names in evident use elsewhere would argue for a British origin such as the Celtic "òr a bheul" "golden mouth", the Scottish equivalent of " Bel-óir" the Irish epithet for Saint Gregory the Great. Another theory suggests that the name Arabella - like the name Annabel - is a Scottish development of Amabel, whose ultimate root