612 
THE VOYAGE OF H.M.S. CHALLENGER. 
Stations 170 
and 170a. 
Animals krom 
Trawl. 
with white heads, either stinkers, Procellctria gigantea, or young of Diomedea exulans, 
were seen. 
Distance at noon from the summit of Raoul Island, 33 miles. Made good 99 miles. 
Amount of current 30 miles, direction N. 12° E. 
The following species are recorded in the Zoological Reports from the trawl at these 
Stations : — 
* 
Monaxontda (Ridley and Dend} r , Zool. pt. 59). 
Myxilla frondosa , n.sp. One specimen (520 fathoms) ; obtained at no other 
locality. 
HEXACTiNELLiDA-^chulze, Zool. pt. 53). 
Waltena flemmingii, n.g., n.sp. One fragmentary specimen (630 fathoms); 
obtained at no other locality. Only species of the genus. 
Euryplegma auricular e, n.g., n.sp. Two fragmentary specimens (630 fathoms); 
obtained at no other locality. Only species of the genus. 
Poliopogon gigas, n.g., n.sp. Large fragmentary specimen (630 fathoms) ; obtained 
at no other locality. 
Farrea occa (Bowerbank), Carter. One specimen (630 fathoms) ; obtained also at 
Stations 24 and 207. 
Chonelasma lamella, n.g., n.sp. One fragmentary specimen (630 fathoms) ; 
obtained also at Stations 56 and 148a. 
hamatum, n.g., n.sp. One specimen (630 fathoms); obtained at no 
other locality. 
Alcyoxaria (Wright and Studer, Zool. pt. 64). 
Dasygorgia expansa, n.sp. Fragments (520 fathoms) ; obtained at no other locality. 
Corals (Moseley, Zool. pt. 7). 
Stylastcr erubescens, Pourtalcs (?). One specimen (520 fathoms) ; obtained at no 
other locality by the Challenger. Recorded from Atlantic 
coast of North America. 
„ grarihs , M. -Edwards and Haime. (520 fathoms) ; obtained also at 
Philippines, 10 and 30 fathoms. Recorded from Australia. 
Conopara tenuis, ri.g., n.sp. (520 fathoms); obtained at no other locality. Only 
species of the genus. 
Caryophyllia macxdata (PourtaK ). One specimen (630 fathoms); obtained also at 
Station 122. 
