224 Herman Friele. 



ficance. The young individuals have a comparatively greater length 

 than height (Fig. 3 cQ. I should very much doubt, as does Mr. Wood, 

 that this species could be referred to the Axinus cpcladius V(ooà\ 

 a specimen of the latter, that Dr. Jeffreys has been kind enough 

 to send me, exhibits at all events essential differences respecting 

 shape and hinge, 



Neœra arctica M. Sars. 



At 70 to 100 fath. 

 Thracia myopsis Moll. 



A large specimen measuring 33 m.m. L. and 26 m. m. H. was 

 found between 10 to 15 fath. 

 Thracia septentrionalia Jeff. 

 At 10 to 15 fath. The largest specimen measures 31 m.m. L. 

 and 24 m. m. H, This size exceeds considerably what is known of 

 the species. 



Cyrtodaria siUqna Chm. 

 10 to 20 fath. 



Pteropoda 

 Limaclna helicina Gml. 

 Clione limacina Phipps. 



Both species common, the latter especially appeared in 

 great numbers. 



Gasteropoda. 



Chiton ruber Lowe, 30 fath. 



Lepeta coeca Møll., St. 237-263 fath. 



Puncturella noachina L., St. 237—263 fath. 



Margarita helicina Fabr. 10 to 15 fath. 



Magarita groenlandica Chm , 30 fath. 



Machœroplax obscnra Couth. (Genera Mach rer oplax Friele: 

 „Tungebevæbningen hos de norske Ehipidoglossa", Archiv for Ma- 

 thematik og Naturvidenskab, 1877.) St. 223-70 fath. St. 224 — 

 95 fath. 



Bissoa scröbieulata Møll. 

 St. 224-95 fath. 



Rissoa Jan-Mayeni n. s. Fig. 4 a. h. 

 Shell oval, conic, solid, reddish brown, 5 whorls, the last 

 of which have a ridge running along their upper parts; the sculp- 



