No. X. .POLYZOA. 287 



bergen, Greenland, Finmark, 3060 fathoms, Torel, Loven, 

 Sars ; Newfoundland, D'Orb. ; Hare Island, Waigat Straits, 

 and Lat. 66 59' N., 55 27' W., 57 fathoms, Norman 

 (' Valorous Dredgings '). 



2. E. perpusilla, n. sp. 



Char. Zoarium diminutive, constituted of irregularly 

 forked branches rising from a short stem. Stem and lower 

 part of branches cylindrical, flattened towards the ends. 

 Zooecia fusiform, elongate; mouth looking directly up- 

 wards (horizontal) ; anterior lip tridentate, the median 

 denticle wide and expanding, the lateral pointed, xsonical. 

 Immediately in front of the median denticle an avicularium 

 about half the length of the zooecium, with a circular man- 

 dible which opens upwards and backwards. 



Hab. Franklin Pierce Bay, Smith Sound; 13-15 fathoms, 

 H. W. F. 



3. E. Sarsii, Smitt. (sp.) 



Syn. Escharoides Sarsii, Smitt, 1. c. 1867, pp. 24 and 158, tab. xxvi. figs. 



147-154. 



Eschara rosacea, Sars, ' N. Norsk. Polyz.' p. 3 (non Busk). 

 Cellepora cervicornis (var.) Sars, f Reise Lof. Finm.' p. 28. 



Hab. Franklin Pierce Bay, Smith Sound, 13 fathoms, 

 JL W. F. ; Spitsbergen, 20-60 fathoms, Smitt ; Greenland, 

 Moller and Torel; Finmark, 80-100 fathoms, Sars &c. ; 

 Arctic Sea, Sir E. Belcher's < Expedition ; ' in lat. 74 0' S., 

 172 0' E., 330 fathoms, Hooker, ' Voyage of the " Erebus " 

 and " Terror." ' ! 



Gren. 3. Hemeschara. 



1. H. sincera, Smitt. (sp.) (var. inermis). 

 Syn. Discopora sincera (forma Hemeschara), Smitt, 1. c. 1867, pp. 28 and 



177, tab. xxvii. figs. 178-180. 

 Lepralia (Discopora') sincera, Hi neks, 1. c. p. 102. 



Hab. Franklin Pierce Bay, Smith Sound, 13 fathoms 

 (on Cellepora cervicornis), H. W. F. ; Spitsbergen, 19-61 

 fathoms, Smitt; Finmark, Loven ; Arctic Sea? 100 fathoms, 



