84 A TASMANIAN SPECIES OF HALYSITES. 



growth, in this respect corresponding to H. australis. This 

 alone, however, cannot be relied on for specific separation, 

 for in the American form ascribed to H. escliaroides by the 

 late Prof. James Hall, J these particular features differ very 

 greatly from those figured and described in typical European 

 examples by Messrs. Milne-Edwards and Hairae.§ 



Under these circumstances I refrain from passing any 

 positive opinion as to the coral's specific identity until I have 

 had an opportunity of examining better preserved examples. 



X Pal. New York, 1852, ii. t. 35. 



§ Brit. Foss. Corals, Pt. 5, 1854, p. 272, t. 64, f. 2 and 2a. 



