REPORT ON CORALS— HYDROCORALLIN^E. 81 



Extreme height of the single specimen, 40 mm. Extreme breadth of the branches, 

 4 mm. In the pore rows about eight gastropores occur in the length of 3 mm. 

 Off Samboangan, Philippine Islands. 10 fathoms. 



Spinipora, Moseley. 



Spinipora echinata, Moseley. 



Dredged once only, when two specimens were obtained. 



Station 320. Off the mouth of the Eio de la Plata. 600 fathoms. 



Allopora, Ehrenberg. 



Allopora profunda, Moseley. 



Procured once only. Two specimens. 



Station 320. Off the mouth of the Rio de la Plata. 600 fathoms. 



Stylaster, Gray. 



Stylaster densieaulis, Moseley. 



Two or three specimens. 



Station 320. Off the mouth of the Rio de la Plata. 600 fathoms. 



Stylaster duchassaingi, Pourtales. 



Station 122. Off Point Calvo, Brazil. 400 fathoms. 



Stylaster Icevis (?), Studer. 

 One dead specimen. 



Station 171. Western Pacific Ocean, North of the Kermadec Islands. 650 

 fathoms. 



Stylaster erubescens (?), Pourtales. 



One specimen only, possibly blanched by the action of caustic alkali. 



Station 170. Off the Kermadec Islands. 520 fathoms. 



Stylaster (sp. ?). Fragment. 



Station 214. Off the Meangis Islands. 500 fathoms. 



Stylaster gracilis, M.-Eclw. and H. 



Station 170. Off Raoul Island, Kermadec Islands, lat. 29° 55' S., long. 178° 14' W. 

 520 fathoms. Off Samboangan, Philippine Islands. 30 and 10 fathoms. 



(ZOOL. CHALL. EXP. — PART VII. — 1880.) Gil 



