8o 



MEDUS.B. I. 



crowded on the bell inargriii, and not seldom two successive tentacular bulbs are more or less coalesced. 

 In the countings of tentacles, mentioned below, two such tentacles with coalesced bulbs are always 

 counted as two tentacles. The number of tentacles in different specimens of equal size is very variable 

 (see below). The greatest number, which I have observed, is 328, found in a specimen, 15 mm wide, 

 from Dyrefjord, Iceland (Loc. No. 18 c). 



Chart X. Occurrence of Tiaropsis multicirrata M. Sars in the northern Atlantic and adjacent waters. 



O Occurrence according to the literature. 



Material (see Chart X): 

 West Greenland: 



1) — Greenland, Holboll (1841). — i specimen. Type specimen of Thaiiiiiantias eschsclioltzii 

 Haeckel. 



2) — Greenland (1865). — 2 specimens, labelled Tliaitinayitias rschsclioltsii. 



3) — Egedesrninde, Bergendal (1890). — i specimen. 



4) - Lat. 66°ii' N., Long. 54°27' W., off Sondre Stromfjord. August 28th 1908. Ringtrawl, 80 m 

 wire. "Tjalfe" stat. 221. — i specimen, 15 mm wide. 



