SHEPPARD : MARTIN SIMPSON AND HIS GEOLOGICAL MEMOIRS 299 
for many years was well known as a public lecturer on science. He 
has been engaged at different times in the arrangem.ent of public 
museums and in various other scientific pursuits, and whilst he culti- 
vates, like every true philosopher, an acquaintance with, and compre- 
hensive views of, the great fields of research, his position and 
connexion with the rich fossiliferous district of Whitby has specially 
brought out his efforts in the science of geology." 
In The Whitby Repository (new series) for June 1, 1867 (pp. 465-474), 
is A Lecture on the Passions : given at the Wakefield Literary and 
Philosophical Listitution, 1830 " ; this is his first literary effort that 
the writer has been able to trace. 
His first book, which in many respects was his most important, 
was his work on the Lias Ammonites, pubhshed in 1843 (12mo, 60 pp.). 
the title'"'' of which the following is a copy. 
A MONOCiRAPH 
OF THE 
OF THE 
COKTAININO THE SPECIFIC CHARACTERS, AND P0PULA3 
NOTICES, OF MORE THAN 100 SPECIES : WiTil 
REFERENCES TO THE PARTICULAR BEDS AND 
LOCALITIES WHERE EACH IS TO BE 
found; INCLUDING, ALSO, THE 
TWO SPECIES OF NAUTILUS. 
DESCRIBED FROM NATURE, 
BY m. SIMPSON, 
Curator to the Geologtcal and Pclyttchnie Socitti/ the 
West Riding of Yorkshire, and late Keeper of the 
I'/hilby Museum, Lecturer on Geology, !(c. 
LONDON : 
SIM?K1M, MARSHALL, AND CO., AND ALL BOOKSELLBRJ, 
1843. 
* The wording on the cover is identical, though the words " A 
Monograph " are decorated, and there is an ornamental border. 
