722 



THE VOYAGE OF H.M.S. CHALLENGER 



PHANEROZONIA. 

 Archasteridm. 

 Plutonasterina 



Plutonaster, Sladen. 

 Sub-gen. Tethyaster, Sladen. 



P. (T.) subinennis, Philippi, sp. -J 



P. (T.) parelii, Diiben and 

 Koren, sp. . 



P. {T.) parelii, var. longobrachi- ) 

 alis, Danielssen and Koren / 



Lonclwtaster, Sladen. 



*L. forcipifer, Sladen . . < 



*L. tartareus '. . . < 



Subfamily Pseudaechasterinj;, 

 Sladen. 



Pseudarchaster, Sladen. 



*P. discus, Sladen 



*P. intermedins .... 



*P. tessellatus, Sladen . 

 Aphroditaster, Sladen. 



*A. gracilis, Sladen . . 



Subfamily AECHASTERiNiE, Sladeu. 

 Archaster, Miiller and Troscbel, emend. 



A. angidatus, Miiller and Troscbel < 



Localities. 



Mediterranean area; off Li- 

 beria {fide Studer). 



N. of Ireland ; Finmark ; Lo- 

 foten ; coast of Norway ; off 

 Shetland; E. of N. America. 



Off the coast of Norway. 



62° 26' 0" S., 95° 44' 0" E. 

 53° 55' 0" S., 108° 35' 0" E. 



Between the Canary and Cape 

 A T erde Islands. 



Messier Cbannel. 



S. of Nova Scotia. 



Simon's Bay (C. of Good Hope). 



Off the Azores.! 



Mauritius; Philippine Islands; 

 Java (?) ; Port Darwin ; 

 Torres Strait; Freemantle, 

 "W. Australia ; New Gui- 

 nea ; Fiji Islands {fide Stu- 

 der). 



Kange in 

 Depth: 

 Fathoms. 



50-100 



155-1608 



115-220 



I 1950-1975 

 i 2400 



147 



85 

 (?) Shallow. 



1000 



- Shallow. 



Natuee of the Sea- 

 Bottom. 



Sandy clay. 



Ooze and sandy clay. 



Diatom ooze. 

 Globigerina ooze. 



Blue mud. 

 Gravel and stones. 

 ? 



Volcanic mud. 



