CATALOGUE 



OP 



THE ORGANIC REMAINS 



BELONGING TO THE 



ECHINODERMATA 



In the Museum of the Geological Survey of India > Calcutta, 



The classification here adopted is that of Bronn's 1 Klassen und Ordnungen des Thierreiches,' 



Heidelberg, 1859. 



The Genera are arranged in their Natural History order : species are arranged 

 strati-graphically commencing with the lowest or oldest formations : where there are 

 more species than one from the same formation, they are given alphabetically. 



Abbreviations. 



Volumes and pages are invariably given thus, XV. 421, or Volume XV. page 

 421. Plates and figures are in all cases noted thus — t. 16. f. 10-11, or plate 16 

 figures 10-11. 



Limestone = lm, sandstone = s, slates = si, shales = sh, marl — mr, tuff = t, 

 flint = fl, clay = cl. — Strata = st, Schichten = sch, beds = b, — Lower = 1, middle 

 = m, upper = u. 



Palaeozoic : Lud. = Ludlow, Wen. = Wenlock, Sil. = Silurian, Dev. — 

 Devonian, Carb. == Carboniferous, Pent. = Pentamerus. 



Mesozoic : Tr. — Trias, Musch. = Muschelkalk, Ls. = Lias, Jur. = Jurafor- 

 mation, Inf. 0. == Inferior Oolite, For. = Forest marble, Gr. 0. == Great Oolite 

 Bradf. == Bradford clay, Ox. = Oxford clay, Kel. = Kelloway, Corb. = Cornbrash, 

 Ston. — Stonesfield si, Lith. = Lithographic stone, Cor. = Coralrag, — Cret. — 

 Cretaceous, Neoc. = Neocomian, Hils. = Hilsthon, Unt. K. = Unterer Kreidemer- 

 gel, Gr. = Greensand, Gl. = Gault, Bud. — Rudistenshichten, Hip. = Hippurites 

 Ch. = Chalk, W. Ch. = White Chalk. 



Cainozoic : Ter. = tertiary, Eoc. = eocene, Lon. = London cl., Mioc. = 

 miocene, PI. = pliocene, Diluv. = Diluvialschichten. 



