144 OKHAMANDAL MARINE ZOOLOGY REPORT— PART II 



1892 bis. Topsent, E. " Diagnoses d'lSponges nouvelles de la Mediterran^e et plus particulierement 



de Banyuls." (Arch, de Zool. exp. et gen. T. X., Serie 2.) 

 1893. Topsent, E. " Note sur quelques fiponges du Golfe de Tadjoura," &c. {Bull. Soc. Zool. 



de France. T. XVIII.) 

 18i93 bis. Topsent, E. " Mission scientifique de M. Ch. Alluaud aux lies Sechelles (Mars-Mai, 1892), 



Spongiaires." (Bull. Soc. Zool. de France. T. XVIII.) 

 1897. Topsent, E. " Spongiaires de la Bale d'Amboine." {Bevwe Suisse Zool. dhc. T. IV.) 



1900. Topsent, E. " ifitude monographique des Spongiaires de France. III. Monaxonida 



(Hadromerina)." {Arch, de Zool. exp. et gin. T. VIII!, Serie 3.) 



1901. Topsent,' E. " Spongiaires." {Result. Voyage Belgica. Zool.) 



1904. Topsent, E. " Spongiaires des A9ores." {Gamp. Scient. du Prince de Monaco. Ease. 



XXV.) 



1905. Topsent, E. " ;fitude sur les Dendroeeratida." {Arch, de Zool. exp. et gin. T. III., 



Serie 4). 



1906. Topsent, E. " !l£ponges recueillies par M. Ch. Gravier dans la Mer Rouge." {Bull. Mus. 



Hist. Nat. Paris, 1906.) 

 1911. Vosmaer, G. C. J. " The Porifera of the Siboga Expedition. II. The Genus Spirastrella." 

 {Siboga Expedition. Monographie Via'). 



1902. Vosmaer, G. C. J., and Vemhout, J. H. " The Porifera of the Siboga Expedition. I. The 



Genus Placospongia." {Siboga Expedition. Monographie VI.) 

 1881. Wright, E. P. " On a New Genus and Species of S]ponge with supposed Heteromorphid 

 Zooids." {Trans. Royal Irish Acad. Science, Vol. XXVIII.) 



DESCEIPTIONS OF PLATES. 

 PLATE I. 



Figs, la, 16. Chondrilla agglutinans n. sp. (R.N. V. 1). 

 Fig. la. Spherasters from cortex. X 650. 

 ,, 16. Oxyasters from choanosome. x 650. 



Figs. 2a-2c. Tetilla pilula n. sp. (R.N. XXXV. 8 6) 



Fig. 2a. Outer part of surface-brush of megascleres, partially separated by teasing, x 280. 

 ,, 26. Cladome of anamonaene. x 860. 

 „ 2c. Sigmata. x 860. 



Figs. 3a-3rf. Tetilla barodensis n. sp. (R.N. XXIII. 8). 

 Fig. 3a. Orthotrisenes. x 70. 

 „ 36. Cladome of anatriasne. X 290. 

 „ 3c. Sigmata. X 870. 

 „ 3d. Triohodragma. X 385. 



