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BIBLIOGRAPHY. 



In the following List the names of authors are arranged in alphabetical order ; 

 where two or more works or papers are by the same autlior, they are placed in 

 chronological sequence. 



Baier, J. J. Oryctographia Norica sive rerum fossilium et ad minerale regnuni pertinentium 



in territorio Norimbergensi ejusque vicinia observatorum succincta Descriptio. 1708. 

 Barrois, C. " Spongiaires des sables d'Ostricourt et observations sur la pbylogenie des eponges." 

 Ann. de la See. Geol. du Nord, 1875, p. 71. 



. Recherches sur le Terrain eretace superieur de I'Angleterre et de I'Irlande. 1876. 



Benett, E. Catalogue of the Organic Remains of the County of Wilts. 1831. 

 Billings, E. Palaeozoic Fossils, vol. i. Geological Survey of Canada, 1865. 



• . " On some new or little-known Fossils from the Silurian and Devonian rocks of 



Ontario." Canadian Nat. and Geol., n. s. vol. vii., 1875. 

 Blainville, H. M. D. de. Manuel d'Actinologie ou de Zoophytologie. 1834. 

 BowERBANK, J. S. " A Mouograph of the Siliceo-fibrous Sponges." Proc. Zool. Soc, 1869. 

 Bronn, H. G. Lethsea geognostica oder Abbildung und Besclireibung der fiir die Gebirgs- 



formationen bezeichnendsten Versteinerungen, 3"* Aufl. 2 Band. 1851-52. 

 Carter, H. J. "On Fossil Sponge-spicules of the Greensand compared with those of existing 

 species." Ann. & Mag. Nat. Hist. ser. 4, vol. vii., 1871. 



"On the HexactincUidee and Lithistidse generally," &c. Ann. & Mag. Nat. Hist. ser. 4. 

 vol. xii., 1873. 



"Notes introductory to the study and classification of the Spougidse." Ann. & Mag. 

 Nat. Hist. ser. 4, vol. svi., 1875. 



"On two Vitreohexactinellid Sponges." Ann. & Mag. Nat. Hist. ser. 4, vol. xix., 1877. 

 " Note on the Tubulations Sableuses of the Etage Bruxellicu iu the environs of Brussels." 

 Ann. & Mag. Nat. Hist. ser. 4, vol. .\.ix., 1877. 



" On a fossil species of Sarcohexactinellid Sponge allied to Hyalonema." Ann. & Mag. 

 Nat. Hist. ser. 4, vol. xx., 1877. 



" Emendatory Description oi Purisiphonia Clarkei, Bk., a Hexactinellid Fossil Sponge 

 from N.W. Australia." Ann. & Mag. Nat. Hist. ser. 5, vol. i., 1878. 

 " Mr. James Thomson's Fossil Sponges from the Carboniferous system of the South-west 

 of Scotland." Ann. & Mag. Nat. Hist. ser. 5, vol. i., 1878. 



" On Calcareous Hexactinellid Structure in the Devonian Limestone " &c. Ann. & Mag. 

 Nat. Hist. ser. 5, vol. i., 1878. 



