K. hopsoni others Kielanodon is an extinct mammal of the Portuguese Upper Jurassic.

It eked out a living during the Mesozoic era, also known as the "Age of the Dinosaurs."

The genus Kielanodon, meaning "Kielan’s tooth" after Zofia Kielan-Jaworowska, was named by Hahn G. in 1987.

The main species, Kielanodon hopsoni, also named by Hahn, is known from fossils found in the Kimmeridgian (Upper Jurassic)-age strata of Guimarota, Portugal.

(New observations on the skull and jaw constructions in Paulchoffatiidae (Multituberculata, Upper Jurassic)).