448 Prof. W. A. Herdman on the 



Polyclinum hospitale, Sluit. Thursday Island. 



* clava, Herdm. Port Jackson. 



* gtganteum^ Herdm. Port Jackson. 



^ (jlohosum, Herdm. Port Jackson. 



* complanatum, Herdm. Port Jackson. 



* fuscum, Herdm. Port Jackson. 



* prunum, Herdm. Port Jackson. 



*? Polyclinum nigrum^ Herdm. Naucluse, Port Jackson. 



Amaroucium albidum, Herdm. Bass Str., 40 fath. 



Ritteri, Sluit. Thursday Is. 



* rotundaiwn, Herdm. Port Jackson. 



■^ protectaiis, Herdm. Port Jackson. 



* distomoides, Herdm. Port Jackson. 



* anomalum, Herdm. {?^= Polgclinoides, sp., Macd.). 



Sydney Harbour. 



T*sammaplidiumspongiforme, Herdm. Port Jackson, 7 fatli. 



ovatani, Herdm. Torres Str., 3-11 fath. 



pyi'iforme^ Herdm. N. Australia, 8 fath. 



* soliduin, Herdm. Port Jackson. 



* lobatum, Herdm. Port Jackson. 



* fragile, Herdm. Port Jackson. 



* incrustans^ Herdm. Port Stephen, 



* pedunculatunij Herdm. ? Port Jackson. 



Family 3. DidenmidaB. 



IHdemnum aurantmcum, Herdm. Bass Str., 38 fath. 



Leptoclinum jacksoni, Herdm. Port Jackson, 6-15 fatii. 



psammatJiodes, Sluit. Thursday Is. 



pantherinum, Sluit. Araboina. 



pustulosunij Sluit. Amboina. 



torresu, Sluit. Thursday Is. 



• siphoniatum, Sluit. Amboina. 



asteropum^ Sluit. Araboina. 



^ incanum, Herdm. Port Jackson. 



^ Jimhriatum, Herdm. Port Jackson. 



* patuluniy Herdm, Port Jackson. 



Family 4, DiplosomidaB. 

 Viplosoma Rayneri, Macd. Sydney Harbour (?). 



