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



Brachiopoda. 



Rhynchonellci 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. 



Liamellilbrancliiata. 



Nucula tennis, MONTAGU. 



Locality: 



Aug. 18. 1898. Bay near Rice Strait. 



Aug. 26. 



July 29. 1899. The winter harbour, Havn.-fjord. 



July 31. 1900. Round Vestre Sund, Havnrfjoi-d. 20-60 m 



Sept. 20. The head of the Gaasefjord, 640 m. Clay with small stones. 



Sept. 20. . 30 m. Soft brown clay with alga?. 



Aug. 2. 1901. , about 40 m. 



Aug. 2. , 24 in. Soft brown clay, with small 



Aug. 16. . about 14 m. [stones and sand. 



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

 hut it was scarcer at other localities. 



Most of the specimens belong to the variety expansa REEVE, 

 though many of them can he 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. Lat. 14.2 mm. Crass. 9.5 mm. 



15 12.2 8 



14.5 11.5 ., 8.5 



- 14 11.5 7.5 



Gaasefjord Long. 13 mm. Lat. 11 mm. Grass. 7 mm. 



12.5 10.5 6.7 



12.5 ,. 10 ,. 6 



10.5 9.5 .. 6.5 .. 



10.5 8.7 5.5 



