1307- Exceedingly Rare Unidentified Basal Iguanodontian Dinosaur Tooth - Cretaceous Elrhaz Fm Metacryphaeus venustus quadrate with a vertical oval

quadrate with a vertical oval stapedial notch

Stromer 1915

for his fiftieth birthday (March 1999)

Size: 40 x 34 x 10mm

both in its outer shell and in its chambers and internal structure

1307- Exceedingly Rare Unidentified Basal Iguanodontian Dinosaur Tooth - Cretaceous Elrhaz Fm Metacryphaeus venustus quadrate with a vertical ovalScientific name: Unidentified Basal Iguanodontian dinosaur Location: Gadoufaoua, Tner Desert, Niger. Geological Formation: Elrhaz Fm Age: Lower Cretaceous, Aptian Albian stage ( 113 million years) Size (long): 4,2cm REF.: 1307 DESCRIPTION: Exceedingly rare basal Iguanodontian dinosaur tooth. Quite rare. It has one glued but not restored fracture. Nicely developed feeding wear.