W. Percy Sladen

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
A Monograph on the British Fossil Echinodermata from the Cretaceous Formations: The Asteroidea and Ophiuroidea	978-1-1O8-O8119-1 (1-1O8-O8119-3)	2015	W. K. Spencer