. MICEOCIONA. 53 



9. MioEocioNA AEMATA, Bow., u, 129; III, PI. XXin, 

 figs. 17—24. 



Habitat. — Shetland, 1864, Messrs. Peaoli and 

 Jeffreys (fide Bowerbank in litt. ad A. M. N.). 



10. MiCEOCIONA AMBIGUA, Bow., II, 136 ; III, PI. XXV, 



figs. 1—9. 



11. MiCEOCIONA JECUSCULUM, Bow. 



1866 Hymeniacidon jeeusculvm, Bow. ii, 198. 



1874 Microciona jecuseulum, Bow. iii, 274, PI. LXXXIII, 



figs. 1—6. 

 1870 Besmacidon jecuscuhtm, Schmidt. Spong. Atlant. Geb. 



p. 76. 

 1876 Microciona jeeusculvm, Carter. Ann. Nat. Hist., ser. 4, 



vol. xvui, p. 237. 



Habitat. — Carter (1. c.) records this sponge as 

 dredged by the " Porcupine " in 374 fathoms near 

 Cape St. Vincent (station 26), 1870, and near the 

 Faroe Islands (station 61), 1869, in 114 fathoms. 



12. MiCEOCIONA PLUMOSA {Montagu). 



1866 Microciona carnosa, Bow. ii, 133. 



1866 Hymeniacidon plumosus, Bow. ii, 195. 



1874 Microcionaplvmosa, Bow. ill, 61, PI. XXIV, figs. 7—13. 



1867 Pronax plvmosa, Gray. Proc. 2ool. Soc, p. 536. 



1870 Desmacidon plumosus, Schmidt. Spong. Atlant. Geb., 

 p. 76. 



Habitat. — Westport Bay, Co, Mayo, N. 



