Bonespears [/b]are eight foot-long insectoid creatures native to Acheron, Gehenna, and the Outlands. They are not evil or intelligent, but they are dangerous predators.
Planescape Monstrous Compendium Appendix II
Fiend Folio (D&D 3.x)
Sometimes Entropy demands the application of sledgehammers to annoyingly happy faces.