1898-1902. No. 20.J BRACHIOPODS AND MOLLUSCS. 



Brachiopoda. i 



Rhynchonella, psittacea, GMELIN. 



Locality: 



Sept. 20. 1900. The head of the Gaasefjord, 6-40 m. Clay with small stones. 

 July 17. 1901. 



Very common, but most of the specimens were dead. 

 Length up to 27 mm. 



JVLollusca. 



Lamellibrancliiata. 



Nucula tenuis, MONTAGU. 



Locality: 



Bay near Rice Strait. 



The winter harbour, Havnefjord. 



Round Vestre Sund, Havnofjord, 2060 m 



The head of tho Gaasefjord, 640 m. Clay with small stones. 



, 30 m. Soft brown clay with algae. 



,. about 40 m. 



, 24 m. Soft brown clay, with small 



, about 14 m. [stones and sand. 



At the head of the Gaasefjord nucula tenuis was very common, 

 but it was scarcer at other localities. 



Most of the specimens belong to the variety expansa REEVE, 

 though many of them can be referred to inflata, HANCOCK and others 

 again are intermediate forms between these varities. I append measure- 

 ments of some specimens from Rice Strait and Gaasefjord. 

 Rice Strait Long. 17.2 mm. 

 15 

 14.5 



14 







Gaasefjord Long. 13 mm. 

 12.5 ,. 



19 c 

 12.U -. 



10.5 ,, 

 10.5 



