440 



AUSTIN HOBART CLARK, 



Himerometridae. 



AmpMmetra variipinna Baudin I. 

 Amphimetra milberti 

 Amphimetra discoidea V Perth 

 Craspedometra acuticirra V 



Port Curtis 

 Port Molle 

 Port Molle 

 Sydney 



Heterometra bengalensis Holothuria Bank Port Curtis 



St ep h ano metridae. 



StephanometramonacantJia ? Torres Strait 



M ariattietridae. 



Dichrometra tenera ? Perth Bowen 



Dichrometra articulata ? 



Co lo bometridae. 



Colobometra perspinosa '? 



Tropiometridae. 



Tropiometra afra ? 



Tropiometra encrinus ? 



Port Molle 



Port Jackson 



Bowen 



v 



Thalassometridd e. 



Stiremetra arachnoides Port Denisou 



Sixteen species are purely tropical, but are not known to occur ex- 

 cept in Australia where they represent local offshoots, usually more or 

 less widely divergent from the generic mean , of more or less widely 

 ranging East Indian types. These are the following. 



List of the tropical Crinoids confined to Australia, or at 

 leas tn o to ecu r ring bey on dthesou the rncoastofNew Guinea. 



Comasteridae. 



Coma ctiniinae. 



Comatula rotalaria Holothuria Bank Port Molle 



Comatula eiheridgei Baudin I. 



Comatula purpurea V Perth 



Port Denison 



Comanthina belli 



Comasterinae. 

 Sharks Bay 



Torres Strait 



