KUNGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 60. N:0 9. 7 



Calycella syringa (Lin.). 



Localities: Murman Sea, Lumbowski, 37 fathoms, 3 9 and 10 / 8 1877, verv com- 

 raon on Sertularia cupressina (Sandebergs Exp.); Spitzbergen, Norwegian Islands at 

 a depth of 18—25 fathoms, härd bottom, 19 /s 1872, numerous individuals on Seriu- 

 larella tricuspidata ; The Banks of Newfoundland, 45° 53' N., 51° 56' W., 50 fathoms, 

 stones and shells, 16 /s 1871, on Thujaria alternitheca (Dr. J. Lindahl). 



Diphasia pnlcJira Nutt. 



The species is found in mimbers of fragments and branched colonies up to 

 10 cm high. Stem slender with branches only in the distal portion; these, spirallv 

 arranged, forming a dense bushy tuft. Hj^drothecae alternate, pitcher-shaped, with 

 two broad teeth at the margin. Operculum consists of a single adcauline flap. 

 Gonothecae general l} r present. The specimens agree well with the shape of those 

 already described and illustrated by Nutting and myself. 



Localities: Kära Sea, 74° 12' N., 75° 45' E., 18 fathoms, loam, 8 A 1876 (Nor- 

 denskiölds Exp); d:o, 74° 45' N., 71° 6' E., 16 fathoms, sandbottom, Vo 1876 (Nor- 

 denskiölds Exp.); Bering Sea, 64° 30' N., 171° 45' E., 43 meters, stones, 31 /- 1879 

 (Vega-Exp.); d:o, 63° 12' N., 174° 45' W., 45 fathoms, grey clay (Vega-Exp.j. 



Dipliasia abietina (Lin.). 



Localities: Baffin's Bay, 68° 9' N., 56° 32' W., 48 fathoms, sandbottom, 26 A 1871 

 (Dr. J. Lindahl); d:o, 68° 14' N., 54° 7' YV\, 131 fathoms, loam and stones, 27 7 1871 

 (Dr. J. Lindahl). Only some sterile colonies are collected. 



Thujaria thuja (Lin.). 



Locality: Murman Sea, Subowki, V» 1877 (Sandebergs Exp.). Sterile fragment 

 of a colony. 



Thujaria hippuris Allm. 



The branches are more slender and less crowded than in Thujaria thuja. 

 Hydrothecae rather distant. 



Localities: Baffin's Bay, 67° 59' N., 56° 33' W., 98 fathoms, stones and mud, 

 2G A 1871; d:o, 68° 14' N., 54° 7' W., 131 fathoms, loam and stones, 27 A 1871; The 

 Banks of Newfoundland, 47° 8' N., 52°28'W., 92 fathoms, stones andsand, 14 /s 1871. 

 Six fertile specimens brought home, all collected by Dr. J. Lindahl. 



