JAMES A. GRIEG. [SEC. ARCT. EXI-. i RAM 



re~|ie. -lively. Iii specimens from Spit/.heru.-ii I liave found the numbers 

 In In' -1-1 -2t 16 -2-2. According to TORELL they are 2923. In speci- 

 mi-n> tVuiii the Siberian Polar Sea LKCIIK found 23 14 teeth. KRAUSE 

 Iniind 2\ \:\ teeth in a s|M'ciinen 31 mm. long from the Bering Sea. 

 A< rnnling to POSSEI.T moreover i/ol'litt hypcrlxn'i'd may have as many 

 as ::s32 teeth. 



Tin' largest specimens measure: 



Rice Strait Long. 34.5 mm. Lat. 17 mm. Crass. !>.5 mm. 



31.5 16 8.5 .. 



Gaasefjord 29 15.5 .. 9 



26 .. 14.5 7.5 .. 



A right valve From Gaasefjord had a length of 31 mm. POSSELT 

 gives the maximum size of this species as 45 mm. 



Yoldia hifperborea is not mentioned by either POSSELT or HAGG. in 

 their treatises on the distribution of this species, as occurring in waters 

 north of America. I'.ut as has been already remarked by TORELL it. rnu.-l 

 be this species which under the name of iiucuht S(t pot ilia REEVE 

 mentions as occurring in the Wellington Channel. 



Mytilus edulis, LINNE. 



Locality: 



July 20. 1898. Egedesniin.].'. 



July 30. Godhavn, about 6 m. 



The largest specimen has a length of 78 mm. 



Modiolaria laevigata, GRAY. 

 Locality: 



Aug. 18. 1898. Camp Clay. Cape Sabine, 4 10 in. 



Aug. -1\. ,. Bay near Rice Strait. 



Aug. 2t I. 



July 29. 1899. The winter harbour. Havnefjord, 12 in. 



Sept. 22. .. . 16 ra. 



July -_'.".. I'.iiMi. . abmil 20 in. Rocks ami stones. 



July - 1 ''. .. West side of the entrance to Stonlalen. Havnefjord, about 20m. ('.lay. 



July '!". .. The entrance to Stonlalen, Havnefjord. 



July .'SI. .. fioniid Vi-.slre Snml. I laviidjonl. -JO -C.O in 



'V .. Posheim Peak and the valley on the west side of Havnefjord. 4 40m. 



I'.t. ( til' Porvisningsdalen, (Jaa-M-fjunl 4 40 in. Clay \\ilh .small stones. 



Si-|il. -<). .. The head of Ihe ( iaa--cfjnrd, () 40 in. Clay with small s|nnes. 



Jim.- 2S. 1901. The entrance tn Hvalrosfjnrd. 



July s Renbugten, about 20 m. 



July II. 



July 12. .. l'.a\ near l.aud-eml. ahmil .'!."> m. 



An-. -. The head iif Hie ( iaaaelj, ml. al I 10 III. 



H'>. , ahmil 11 m. 



