722 



673- " THETIS " SCIENTIFIC RESULTS. 



The following are not known south of Port Curtis : — 

 Comatula Solaris 

 Zygometra elegans 

 Amphirnetra variipinna 

 Heteromelra bengalensis 

 Oligometra carpenteri 

 ,, adeonce. 



The tropical species extending to Port Jackson, or to Sydney 

 are ; — 



Comatella stelligera 

 Comatula pectiiiata 

 Colohometra perspinosa. 

 Craspedometra acuticirra. 



There are seven species confined to the southern part of Aus- 

 tralia, all peculiar to the region ; these are : — 

 Comanthus trichoptera 

 Comatula hrachiolata 

 Ptilom,etra macronema 



,, mulleri 



Compsometra loveni 



,, incommoda 



Oligometra thetidis. 



And they have the following distribution : — 



Comatula hrachiolata: — King George Sound east to Port 



Phillip. 

 Com.aiithus trichoptera : — Tasmania ; King George Sound east 



to Port Jackson. 

 Ptilometra macro7iema : — Dirk Hartog Island to King George 



Sound, and east to Kangaroo Island, and to Port Phillip. 

 Ptilometra mulleri : — Port Phillip to Newcastle and Port 



Stephens. 

 Compsometra loveni : — Port Phillip, north to Claremont 



Island, Queensland. 

 Compsom,etra incommoda : — Port Phillip to Port Jackson. 



Nothing whatever is known of the Australian range of the 

 following species : — 



Tropiometra encrinus. 



The data in regard to the range of the species inhabiting the 

 west coast of Australia are so unsatisfactory as scarcely to 

 warrant recapitulation. The following are recorded from North- 

 western Australia : — 



Gapillaster multiradiata 



Comaster typica 



