PALAEOZOIC. 



POLYZOA. 



CAMBRIAN AND SILURIAN. 



CAMBRIAN. LOWER SIL. UPPER SILURIAN. 



SPECIES. 



Sub-Kingdom, MOLLUSCA. 

 Province, Molluscoida. 

 Class, P OL TZ OA . Thomson. 



Ascodictyon Nich. l( Ether. 1877 

 I — filiforme Vine 



— radians N. Sc E.. 



— radicif orme Vine .... 



stellatum 2V. Sf E.. 



var. siluriense . . . Vine .... 



Dlscopora Fleming, 1828 



— favosa Lonsd 



RETEPORID.2E. 



Fenestella Lonsdale, 1839 



— intermedia Shrub 



— lineata Shrub 



— reteporata Shrub 



TuBULIPORIDiE. 



Hornera Lamaroux, 1 82 1 



— cnc«a Lonsd 



— delicatula T'iue 



Reteporim:. 



Phyllopora King, 1849 .. 



— tumida Vine 



Eschariixk. 

 Pinnatopora ... Hhrnhsolelf Vine, 



Sedgwickii ... Shrub.. 



Retepohids. 



Folypora M'Cuy, 1844... 



— problematica ... Vine 



EscrtARlDiE. 

 Ptilodictya Lonsdale, 18;/, 



— Lnterporosa Vine 



— Lonsdalei Vine 



— Bp Vine 





S "3 



« r 



fS ■£ 



REFERENCES. 



<J. J. Geol. Soe. vol. xxxviii, p. 54 ; ib. Ann. Mag. Nat. Hist. 

 f ser. vol. xiv, p. 78-81 ; woodcut 1, p. 79 ; p. 80, f. 2, 



No. 4, 5. 



Vine, Q. J. Geol. Soc. vol. xxxvii, p. 619. 



Q. J. Geol. Soc. vol. xxxvii, p. 53, f. 3 (woodcut ) ; ib. Ann. 

 Mag. Nat. Hist. 5 ser. vol. xiv, p. 82, 83 (f. 3, i-C, wood- 

 cut). 



Ann. Mag. Nat. Hist. 4 ser. vol. xix, p. 464, t. 19, f. 1-6, 



1877. 



<J. J. Geol. Soc. vol. xxxviii, p. 52, f. 1, 2 (woodcuts). 



Vide Vine, Rept. Brit. Assoc, vol. li, 1881, p. 167. 



Q. J. Geol. Soc vol. xxxvi, p. 350, t. 11, f. 3. 

 Q. J. Geol. Soc. vol. xxxvi, p. 249, t. 11, f. 2. 

 Q. J. Geol. Soc. vol. xxxvi, p. 249, t. 11, f. 1. 



Sil. Syst. p. 677, t. 15, f. 13. Polypora, Sil. 4 ed. p. 216, 

 Poss. 50, f. 1, t. 41, f. 13. Hornera, Vine, Q. J. Geol. 

 Soc. vol. xxxviii, p. 60, f. 9, 10. 



Q. J. Geol. Soc. vol. xxxviii, p. 61. 



Q. J. Geol. Soc. vol. xli, p. 109, woodcut, f. 1 A, B. 



Q. J. Geol. Soc. vol. xl, p. 330. ? Glauconome disticha. 

 Rumipora Hochstetteri, var. carinata, R. Ether. Junr. Geol. 

 Mag. 1879, p. 241. 



3 G 2 



Q. J. Geol. Soc. vol. xxxviii, p. 62. 



Q. J. Geol. Soc. vol. xxxviii, p. 67, woodcut 14. 



Q. J. Geol. Soc. vol. xxxviii, p. 64, woodcuts ; p. 6f, f . 1 1 -1 3. 



Q. J. Geol. Soc. vol. xxxviii, p. 68. 



411 



