Five genera were named in his honour: the bivalve mollusc genus "Quenstedtia" Morris & Lycett 1854 and the (homonymous) coelenterate genus "Quenstedtia" Rominger 1876, coelenterate genus "Quenstedtiphyllia" Melnikova 1975, ammonite genus "Quenstedtoceras Hyatt", 1876, and crinoid genus "Quenstedticrinus" Klikushin 1987.