MEMOIES 



OE THE 



GEOLOGICAL SURVEY OF INDIA. 



abontirlogia fitbita, 



BEING 



FiaURES AND DESCEIPTIONS OF THE OEaANIC EEMAINS PROCUEED DUEING 

 THE PEOaEESS OF THE GEOLOaiCAL SUEVET OF INDIA. 



PUBLISHED BY ORDER OF HIS EXCELLENCY THE GOVERNOR GENERAL OF INDIA IN COUNCIL. 



TERTIARY AND UPPER CRETACEOUS FOSSILS OP 



WESTERN SIND. 

 Ser. XIV. 



Vol. I. 3. THE FOSSIL ECHINOIDEA. 



Fasciculus IV. THE FOSSIL ECHINOIDEA FROM THE NARI SERIES, 

 THE OLIGOCENE FORMATION OP WESTERN SIND. 



WITH 5 PLATES. 

 BY 



P. MARTIN DUNCAN, M.B. (Lend.), F.R.S., F.O.S., V.P.L.S., 



PROFESSOR OF GEOLOGY IN, AND FELLOW OF, KINGS'S COLLEGE, LONDON ; LECTURER ON GEOLOGY IN THE 

 ROYAL INDIAN ENGINEERING COLLEGE, COOPER's HILL; CORRESPONDENT OF THE 

 ACADEMY OF NATURAL SCIENCES OF PHILADELPHIA, ETC. 



AND 



W. PERCY SLADEN, F.L.S., F.G.S., &c. 



CALCUTTA: 



, SOLD AT THE 



OFFICE OF SUPERINTENDENT OF GOVERNMENT PRINTING; 



GEOLOGICAL SURVEY OFFICE ; AND BY ALL BOOKSELLERS ; 



LONDON: TEUBNER & CO. 



MDCCCLXXXIV. 



PBIITTED BY TATIOE AND FRANCIS, EKD LIOS COUET, FLEET STREET, LOKDOlf. 



