SPONGIONELLA. 183 



abundant, covering, and often entirely concealing, dead 

 shells of Peden maximus in Birterbuy Bay, Ireland. 

 Tbe sponge wlien living is of a lemon-yellow colour. 



It has been recorded by Schmidt from the Mediter- 

 ranean and from Florida. 



SuBOEDER Y, I, 201 ; n, 11. 



Genus 27. — Diplodbmia, Bow., i, 201; ii, 11. 



DiPLODEMiA VESicuLAjii, 857; I, PI. XIV, fig. 273 ; PL 

 XXIII, fig. 324 ; PI. XXXVI, fig. 377 ; in, PI. 

 LXX, figs. 12—14. 



Order III, Kbeatosa, i, 205 ; ii, 12. 



SuBOBDEB I, I, 205 ; ir, 12. 



Genus 28. — Spongionella, Boiu., i, 206 ; ii, 12. 



Spongionella pulohella (8owerby), ii, 359 ; i, PI. 

 XXXVII, fig. 380; iii, PI. LXV, figs. 5—8. 



1861 Spongia pulchella, Bow. List. Brit. Mar. Invert. Fauna 



(Brit. Assoc), p. 71. 



1862 Cacospongia scalaris, Schmidt. Spong. Adriat. Meeres, 



p. 27, pi. iii, fig. 4. 

 1870 Cacospongia puldiella, Sclimidt. Spong. Atlant. Geb. 

 p. 76. 



"Among the sponges I received for examination 

 from the Eev. A. M. Norman, was a small specimen of 



