376 



GREAT SERPENTINE BELT OF NEW SOUTH WALES, Vll. 



Zaplireutuid coral. It is .simple, with a diameter of 13 mm. There 

 arc 08 septa, with tliick septal walls. The eosta? are very pro- 

 nounced, projecting for about 2 mm. The bases of the septa are 

 thick for a limited distance, the greater extent being free from 

 stereoplasma, Ihietuate, and not (juite reaching to the centre. This 

 is a most distinct form, and may constitute a new subgenus of 

 Zaphrentis, but the material available is too limited to enable a 

 satisfactory diagnosis to he drawn up.'' {See Plate xxxiv., lig. 1, 

 and Text-liu'. \\.) 



Milhmel"re 



Tfxt-lig..S. 



Tianfjver.sc and uhliijuc sectiuiis of Z«;>/<re/<//s- s}).ii(j\'.(?suhgcii.iiov.), ( x 4), 



Loomhcrah Liniet>toiie. 



^'Cyathophijlh(m, sp. ind. — A large, simple type, the transverse 

 section only being available. Diameter, 16 '5 mm. The septa have 

 limited stereoplasma, and there are 58, comprised in two cycles. 

 The shorter septa are irregular in length, and frequently anasto- 



