H. monstrosus

H. monstrosus may refer to:
 * Hemiandrus monstrosus, a synonym for Anisoura nicobarica, the Northland tusked weta, an insect species endemic to New Zealand
 * Homo monstrosus, a synonym for Homo sapiens
 * Hypsignathus monstrosus, the hammer-headed bat or big-lipped bat, a bat species widely distributed in equatorial Africa