CONTENTS. ix 



PACK 



H. reliculata . 124 



,, /fpt-if/atn 



Heteroporella 



,, radiata ... .127 



parasitiea 



THEONOID.T; 



Alveolaria 



,, semiovata . '28 



Fascicnlaria 



,, tubipora . 130 



,, aurantium '31 



ADDENDA and CORRIGENDA 



Eschara socialis . 132 



Lepratia M/hieana . '32 



F/usfra dubia . '32 



INDEX 



