Found 1 items, similar to dynastidan.
English → English (gcide) Definition: Dynastidan Dynastidan \Dy*nas"ti*dan\, n. [Gr. ?, fem. of ?. See Dynast. The name alludes to the immense size of some species.] (Zo["o]l.) One of a group of gigantic, horned beetles, including Dynastus Neptunus, and the Hercules beetle (Dynastus Hercules ) of tropical America, which grow to be six inches in length. [1913 Webster]