Bernardodon
Scientific classification
Kingdom: Animalia
Therapsida
Class: Mammalia
Order: Multituberculata
Family: Pinheirodontidae
Genus: Bernardodon
Species
  B. sp.
Ref.

Bernardodon was a small, Lower Cretaceous mammal from Portugal. It's part of the extinct order of Multituberculata, and lived at the same time as the far more famous dinosaurs.
(For the technically minded, suborder "Plagiaulacida", family Pinheirodontidae.)

Genus: Bernardodon Hahn G & Hahn R, 1999
'Bernard’s tooth'

Species: Bernardodon sp. Hahn G & Hahn R, 1999
Country: Portugal
Age: Berriasian, Lower Cretaceous
Remarks: A tooth-based genus of mammal within the informal suborder of "Plagiaulacida".
Reference: Hahn & Hahn (1999), Pinheirodontidae n. fam.(Multituberculata) (Mammalia) aus der tiefen Unter-Kreide Portugals. Palaeontographica A, 253, p.77-222.

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] MESOZOIC MAMMALS; Basal Multituberculata, an internet directory. As that's my webpage, there are no issues of copyright. Trevor Dykes)