180 



BRITISH PALEOZOIC SPONGES. 



Name of Genus and Species. 



HEXAcriNELLiD^E (continued) 



Hyalostelia parallela, M ' Coy sp 



Plectoderma scitulum, Hinde 



Phormosella ovata, Hinde 



Dictyophyton Danbyi, M'Coy sp 



Holasterella conferta, Garter 



Spiractinella Wriglitii, Hinde 



Acanthactinella Benniei, Hinde 



Amphispongia oblonga, Salter 



Ischadites Koenigii, Murch 



— Lindstroemi, Hinde 



Sphserospongia tessellata, Phillips 



Eeceptaculites Neptuni, Defiance 



OCTAOTINELLID^!. 



Astrasospongia patina, F. Roemer 



— Devoniensis, Hinde ... 



Heteractinkllidje. 



Tholiasterella Toungi, Hinde 



gracilis, Hinde 



— compacta, Hinde 



— crassa, Hinde 



Asteractinella expansa, Hinde 



— tumida, Hinde 



Calcispongi^:. 

 Peronella sparsa, Hinde .... , 



Reference to Page and Plate. 



161, 

 124, 

 125, 

 128, 

 164, 

 165, 

 167, 

 131, 

 120, 

 129, 

 136, 

 139, 



PL VI, figs. 3, a—ff... 

 PI III, tigs. 1, a,b... 

 PI. Ill, figs. 2, a, b ... 

 PI. II, figs. 4, a— c ... 

 PI. VIII, figs. 2, a—g 

 PI. VIII, figs. 1, a—h 

 PL VIII, figs. 4, a— 

 PL III, figs. 3, a- ■/.. 

 PL II, figs. l,a,b .. 



PL II, fig. 2, a 



PL IV, figs. 2, a—d.. 

 PLII,fig.3;PLIV,fig.l 



134, PL I, fisrs. 7, 

 110, PL IV, figs. I 



169, PL VII, figs. 2, a—f ... 



170, PL VII, figs. 1, 1, a—g 



171, PL VII, figs. 3, 3, a 



171, PL VIII, fig. 5, a; PL 



IX, figs. 2, a, b 



173, PL VIII, figs. 3,a—k... 



174, PL IX, figs. 1, a— o 



176, PL IX, figs. 4, a—e. 



