ScalidognathusScalidognathus is a genus of Asian armored trapdoor spiders that was first described by Ferdinand Anton Franz Karsch in 1892. Originally placed with the Ctenizidae, it was moved to the Idiopidae in 1985.Speciesit contains six species:Scalidognathus montanus – IndiaScalidognathus nigriaraneus Sanap & Mirza, 2011 – IndiaScalidognathus oreophilus Simon, 1892 – Sri LankaScalidognathus radialis – Sri LankaScalidognathus seticeps Karsch, 1892 – Sri LankaScalidognathus tigerinus Sanap & Mirza, 2011 – India