20 THE VOYAGE OF H.M.S. CHALLENGER. 



Station 163b.— June 3, 1874 ; lat. 33° 51' 15" S., long. 151° 22' 15" E., off Port Jack- 

 son, Sydney ; depth, 35 fathoms ; bottom, hard ground. 



Acanthoisis flabellum, n. sp. 

 Mopsea dichotoma (L.). 



Primnoella australasiie, Gray. 

 Suberia genthi, n. sp. 



Parisis australis, n. sp. 



Station 170.— July 14, 1874; lat. 29° 55' S., long. 178° 14' W., off the Kermadec 

 Islands ; depth, 520 fathoms ; bottom, volcanic mud. 



Dasygorgia expansa, n. sp. 



Station 171.— July 15, 1874 ; lat. 28° 33' S., long. 177° 50' W., north of the Kermadec 

 Islands ; depth, 600 fathoms ; bottom, hard ground. 



Dasygorgia acanthella, n. sp. 

 Dasygorgia axillaris, n. sp. 



Calyptrophora ivyvillei, n. sp. 

 Stachyodes regularis, n. sp. 



Thouarella moseleyi, n. sp. 



Station 172.— July 22, 1874 ; lat. 20° 58' S., long. 175° 9' W., off Tongatabu ; depth, 

 18 fathoms ; bottom, coral mud. 



Sarcophytum tongatabuensis, n. sp. 



Station 174b.— August 3, 1874; lat. 19° 6' 45" S., long. 178° 17' 0" E., off Kandavu ; 

 depth, 255 fathoms; bottom, coral mud. 



Ceratoisis grandiflora, Studer. 



Station 174c— August 3, 1874; lat. 19° 7' 50" S., long. 178° 19' 35" E., off Kandavu ; 

 depth, 610 fathoms; bottom, coral mud. 



Calyptrophora japonica, Gray. Ceratoisis grandiflora, Studer. 



Stenella gigantea, n. sp. 



Station 174d.— August 3, 1874 ; lat. 19° 5' 50" S., long. 178° 16' 20" E., off Kandavu; 

 depth, 210 fathoms ; bottom, coral mud. 



Ceratoisis grandiflora, Studer. 



Off Kandavu ; Keefs. 



Ceratoisis nuda, n. sp. Acamptogorgia alternans, n. sp. 



Sarcophytum glaucum, Q. and G. 



