Original: Oldfield Thomas , Catalogue of the Marsupialia and Monotremata in the Collection of the British Museum ( Natural History ) Dept of Zoology (/O1888/O) , Taylor and Francis , London Catalogue of the Marsupialia ... full text retrieved 3\/21\/2007Oldfield Thomas F. R. S. , The History of the Collections Contained in the Natural History Departments of the British Museum Vol .
Simplified: II , Separate Historical accounts of the Historical Collections included in the Department of Zoology , I. Mammals , (/O1906/O) William Clowes and Sons Ltd. .