EXPLANATION OF PLATE XXIL 



BisiujiONEA CAEiiiAXA L'lricli and Basslcr n. sp., p. 320 



1-2. Views of two fragments, (x5). 



I'iiicciitozi'u liincsand; J'incciitoiuii, (154). 



Ilimoxea akbotti Gabb and Horn, p. 321 



3-4. \^iews of two fragments, (xS). 



J'niiCiitowii liincsand; J^inccntoimii (154). 



Fii.iSPARSA coNTe^KTlLls (Lonsdale), p. 322 



5. View of tbe reverse side of a fragment, (,x2j. 

 6-7. Views of the eelluliferous sides of two fragments, (x8,). 

 I'inccntowii luncsand, I'lnccntoix'n, (134). 



FiLiSPARS.v EiruRCATA L'lrich and Bassler n. sp., p. 322 



S. \''iew of the eelluliferous side of the type specimen, (xS). 

 J'iiu-cntuzcn liincsand; J'inccntozcn, (J54). 



Entalopuoka cox'KAiii Gabb and liorn p. Z-i 



9. \'iew of the type specimen, much enlarged, (after Gabb and 

 Horn ) . 



I'lncciitoicn liincsand. 



Spikopora CALAMUS Gabb and Horn p. 324 



10. View of the type specimen, nuich enlarged, (after Gabb and 



Horn). 



I'inccntuzcn limcsand. 



Ci.-\L'SA AAIERICAX'A (jabl.i and Horn p. ^^S 



11. View of a fragment of a colony, (xyj. 



I 'iiiccnfozcn liincsand; J'inccntoicii, (134). 



Fii.n'ASCiGERA .MECAERA (Lonsdale), p. 325 



12. \ iew of a specimen natural size, seen encrusting another 



bryozoan. 



13. View of a fragment much enlarged. 



14-15. Two enlarged views showdng details of structure. G^^H fig- 

 ures after Gabb and Florn.) 

 I inccntozcn luncsand. 



UiscocYTis ECCENTRIC A l'lrich and Bassler n. sp., p. 326 



I(S-I7. Lateral views of two colonics, (x2). 

 '■S, Lipper view of a colony, (^X4). 

 ig. LTnJcr view of a colony, (x4). 



I'inccnlozcn liincsand; Vincentozvn, (154). 



LlCllEXopoK.v p.\i'VK.\CE.\ ( d'Clrbigny I p. 307 



20. \'ie\v of a complete zoarium altached to Unycliocclla digitata 

 (Moi-t.), (x8). 



J'mcciifozcn limcsand; J'inccntoz^'ii, (134). 



924 



