ON FOSSIL POLYZOA. 199 



22. BSCHAEA PIBIFOEMIS, Sturfc. 



' 23. „ simplex, Busk (MS.) 



24. „ sp. ind., Woods' ' Geol. Observations.' 



25. „ • sp. ind., Sturfc. 



26. „ cavernosa, T. Wood, from ' Rot. Soc. N.S.W.' vol. x. 



1877. 



27. „ porrecta, T. Wood. Mount Gambler. 



28. „ Clarkei, „ 



29. „ vekeucosa, „ 



30. ,, Rustica, „ 



31. „ ELEVATA, ,, (? = monolifera, Busk). 



32. ,, Liveesidgei, T. Wood. 



33. „ occlata, T. Wood. 

 34 „ Tatei, „ 



35. „ Buskii, ,, 



36. Leprat.ia doliformis, Busk (MS.) 



37. „ Stawellensis, M'Coy. 



38. ,, subcarixata, Busk (MS.) 



39. „ sibmargixata, Busk (MS.) 



40. Lunulites, sp. ind., T. Woods. 



41. Meleceeita axgustilabra, Busk (MS.) 



42. Membraxipora appressa, Busk (MS.) 



43. „ bidexs, Hagenow. 



44. „ ctclops, Bask. 



45. „ STENOSTOMA, Busk. 



46. Psileschara pustulosa, Busk (genus and sp. MS.) 



47. „ subsuxcata, „ (MS.) 



48. Retepora disticha, Sturfc. 



49. „ M'Coyi, R. Ether, jun. 



50. „ moxilifera, McGil. 



51. „ yjbicata, Sturfc (non Goldfuss) ? = E. Beaniana, King. 



52. Scutulaeia PEIMA, Busk (genus and sp. MS.). 



Cyclostomata. 



1. Crisia ebuesea, Linn. ' Only one species has as yet been noted 



from the Australian Tertiaries ' (R. Etheridge). ' I have 

 several species from the Yarra Yai'ra material ' (G. R.V.) 



2. HORXEIiA GAMBIEEENSIS, Busk. 



3. „ ecgulosa, ,, 



4. IDMOXEA LIG0LATA, Busk. MS. 



5. „ Mll.XKAXEA, D'Orb. 



6. Entalophoea distahs, Busk (Pastulopora, Eth.) 



7. ,, vngdlata, Woods. 



8. ,, COEEUGATA, „ 



9. Tdbulipoea gambieeehsis. (Mount Gambier. K"o author's name). 



Mr. George Busk. 



It seems to me to be almost out of place to make any elaborate remarks 

 of the place which the masterly work of Mr. Busk, ' Fossil Polyzoa of the 

 Crag,' occupies in the literary history of the Polyzoa as a distinct group. 

 In this work the author not only described and figured all the then known 

 Polyzoa from the Crag, but we owe to him the elaborate synopsis of tho 



