362 COEEIGENDA. 



Nos. 141 — 113, vol. i, p. 250, for Spongia plwnosa, Montagu, read 

 Miorociona plwnosa, Bowerbant. 



No. 147, vol. i, p. 251, tor SpneniacidonUiifftia, read Saphiodesina 

 lingua. 



Nos. 257, 258, vol. i, p. 253, for Aleyoncellum rohusta, read Poly- 

 mastia rohista, Bowerbank. 



No. 274, vol. i, p. 274, for IIcAndreivsia, Gray, read Dactylocalyx, 

 McAndrewii, Bowerbank, ' P. Z. S.,' 1869, p. 86. 



No. 287, vol. i, p. 275, for Glialina seriaia, read OpJilitaspongia 

 seriata, Bowerbank. 



No. 297, vol. i, p. 277, for Hymeniacidon lingua, read Bapltiodesma 

 lingua, Bowerbank. 



VOL. II. 



Page 78, line 8,J'or spiculate i?picula, read spinulate spicula. 



Page 172. In specific character of H. consimilis, line 6, for 

 depressed, read dispersed. 



Pago 177, 4th line from bottom of page, for Hymeniacidon Alderi, 

 read Isodictya Alderi. 



Page 270, 6th line from bottom, for Glialina feus, read Hymenia- 

 cidon Jieus. 



Page 198, Hymeniacidon jecusculum, line 7, for spicula acerate, 

 read spicula a-cuate. 



Index. Hymeniacidon virgtdfosa,for page 393, read 193. 



Page 235, line 9, for fascicula, read fasciculi. 



VOL. III. 



Page 59, for Plate LXXIX, read Plate LXXXII. 

 Plate LXXIV, and pp. 208 and 216, for tegetecula, read 

 tegeticula. 



