362 COKRIttENDA. 



Nos. 141 143, vol. i, p. 250, for Spongia plumosa, Montagu, read 

 Microciona plumosa, Bowerbank. 



No. 147, vol. i, p. 251, for Hi/meniacidon lingua, read Raphiodesma 

 lingua. 



Nos. 257, 258, vol. i, p. 253, for Alcyoncellum robusta, read Poly- 

 mastia robusta, Bowerbank. 



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

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



No. 287, vol. i, p. 275, for Chalina seriata, read Ophlitaspongia 

 seriata, Bowerbank. 



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

 lingua, Bowerbank. 



VOL. II. 



Page 78, line 8,/or spiculate spicula, read spinulate spicula. 



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

 depressed, read dispersed. 



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

 read Isodictya Alderi. 



Page 270, 6th line from bottom, for Chalina faus, read Hymenia- 

 cidon ficus. 



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

 read spicula acuate. 



Index. Hymeniacidon virgultosa, 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. 



