CALCAREOUS SPONGES. 809 



1867. Gray, J. E. "Notes on the Arrangement of Sponges, 

 with descriptions of some new genera." Proc. Zool, Soc, 

 London, 1867, pp. 492-558. 



1821. Gray, S. F. " A natural arrangement of Bi-itish Plants." 

 London, 1821. 



1870. Haeckel, E. "Prodromus eines Systems der Kalk- 

 schwamrae." Jenaische Zeitschr., vol. v. pp. 236-254. 



1872. " Die Kalkschwamme, eine Monographie." Berlin, 



1872. 



1877. "DiePhysemarien (Haliphysema und Gastrophy- 



sema), Gastrseaden der Gegenwart." Jenaische Zeitschr., 

 vol. xi. pp. 1-54. 



1908. Hammer, E. " Neue Beitrage zur Kenntnis der 

 Histologie und EntAvicklung von Sycon raphanus." 

 Archiv fiir Biontol., Bd. ii. pp. 289-334. 



1890. Hanitsch, E, " Third Report on the Porifera of the 

 L.M.B.O. district." Proc. Liverpool Biol. Sac, vol. iv. 

 pp. 192-238. 



1894. '•'■ Amphiiite, eine neue Gattung* heteroeoeler 



Kalkschwamme." Zoolog. Anzeiger, vol. xvii. p. 433. 



1895. " Notes on a collection of Sponges from the West 



Coast of Portugal." Trans. Liverpool Biol. Soc.,Yo\.ix. 

 pp. 205-219. 



1886. HiGGTN, T. " Porifera of the L. M. B. C. District. Pirst 

 Report upon the Pauna of Liverpool Bay." Liverpool 

 Marine Biology Committee Reports, No. 1, pp. 72-94. 



1900. Hinde, G. J. " On some Eemarkable Calcisponges from 

 the Eocene Strataof Victoria (Australia)." Quart. Journ. 

 Geol. Soc, vol. Ivi. pp. 50-66. 



1869. James-Clark, H. " On the Spongiae Ciliatse as Infusoria 

 Plagellata ; or, Observations on the Structure, Ani- 

 mality, andfielationships of Leucosolenia botryoides^hk." 

 Memoirs Boston Soc. Nat. Hist., vol. i. pp. 305-340. 



1908 A. Jenkin, C. P. " The Calcareous Sponges, (in) The 

 Mai-ine Pauna of Zanzibar and British East Africa, from 

 Collections made by Cyril Crossland, M.A., in the 

 Tears 1901 and 1902." " Proc. Zool. Soc, London, 1908, 

 pp. 434-456. 



1908 B. "The Calcarea of the National Antarctic Expe- 

 dition." Natural History Reports, vol. iv. 



1842. Johnston, G. " A History of British Sponges and 

 Lithophytes." Edinburgh, 1842. 



1893. Kirk, H. B. " Contribution to a knowledge of the New 



Zealand Sponges," Trans. Neiv Zealand Instit., vol. xxvi. 

 pp. 175-179. 



1894. "Purther Contribution to a knowledge of the 



New Zealand Sponges." Trans. Neiv Zealand Lnsiit., 

 vol. xxvii. pp. 287-392. 



1895. " New Zealand Sponges, Third Paper." Trans. 



New Zealand Instit., vol. xxviii. pp. 205-210, 



