Iberodon

Iberodon is a small, extinct mammal of the Lower Cretaceous from Portugal. It was a member of the also extinct order of Multituberculata, and led its obscure and plant-eating existence in the company of dinosaurs.
(For the technically minded, suborder "Plagiaulacida", family Pinheirodontidae.)

Genus: Iberodon Hahn G & Hahn R, 1999

Species: Iberodon sp. Hahn G & Hahn R, 1999
Country: Portugal
Age: Berriasian, Lower Cretaceous
Remarks: Only teeth are known.
Reference: Hahn & Hahn (1999), Pinheirodontidae n. fam. (Multituberculata) (Mammalia) aus der tiefen Unter-Kreide Portugals. Palaeontographica Abt. A Vol. 253, pp.77-222.
(Pinheirodontidae n. fam. (Multituberculata) (Mammalia) from the deepest Lower Cretaceous of Portugal).

Page reference: Kielan-Jaworowska Z & Hurum JH (2001), Phylogeny and Systematics of multituberculate mammals. Paleontology 44, p.389-429.

(This information has been derived from [1] (http://home.arcor.de/ktdykes/plagiau.htm) MESOZOIC MAMMALS; Basal Multituberculata, an internet directory. As that's my webpage, there are no issues of copyright. Trevor Dykes)