- Nicholls, Emma-Louise, Specimen of the Week Blog Series, http://blogs.ucl.ac.uk/museums/2015/04/13/specimen-of-the-week-week-183/
Production Period
(circa) Jurassic
Production Notes
This specimen and X420 are alleged to have been direct casts of the original specimens taken when the types were on loan to Birkbeck College London. This information remains to be confirmed.