Cyclotosaurus buechneri
The type and only known specimen is a 28 cm long skull that was found in 1975 by Martin Büchner , the former director of the Natural History Museum Bielefeld , at a construction site in Bielefeld-Sieker , Germany . 
<triplet> Natural History Museum Bielefeld <subj> Bielefeld-Sieker <obj> located in the administrative territorial entity <subj> Germany <obj> country <triplet> Bielefeld-Sieker <subj> Germany <obj> country