[35] ALBATROSS EXPLORATIONS. 537 



Hydractinia ecMnata Johnst. 



Common from low water to 60 fathoms. 



Nemertesia untemiina Lx. 

 Ifot uncommon in 00 to 125 fathoms. 



/ Gladocarpus flexilis Verrill, sp. nov. Fig. 29. 



Common in 65 to 130 fathoms, on hard bottoms, with sponges. 



Plwnmlaria gracilUma G. O. Sars. 

 Not rare in 70 to 125 fathoms. 



Thuiaria, sp. 

 !N^ot common. 



iSertularia cupressina Linne. 

 Common in less than 100 fathoms. 



Calicella plicatiUs (Sars) Hincks. Fig. 30. 

 Common in 100 to 351 fathoms. 



4 



Cuspidella grandis Hincks. 

 N^ot common. 



Opalorliiza parvula AWvu. 

 Not common. 



Halecium Beanii f Johnst. 

 Not rare. 



Halecium filicula Allm. 

 Not common. 



Halecium sessile Norm. 

 Rather rare. 



Lafoca dumosa Sars. 

 Common at moderate depths. 



Clytia JoJinstoni Hincks. 

 Common at moderate depths and at the surface. 



Campanularia, sp. 

 Not common. 



Campanularia^ &\). 

 A very slender form. Station 2037, in 1,731 fathoms. 



Ohelia dichotoma f Hincks. 

 Not common. 



Obelia longicyatha ? Allm, 

 Jfot uncommon on worm-tubeSj &c., in 100 to 200 fathoms, 



