140 KJELLMAN, THE ALGÄ OF TIIE ARCTIC SEA. 



is in the southern part of tlie Norwegian Polar Sea. The iiiost northern place where 

 it has beeii met with is the north-west coast of Spitzbergen about Lat. N. 79° 45'. 



Localities: The Norwegian Polar Sea: Nordlander), cominoii and abundant; Fin- 

 marken at Maasö, Gjesvajr, and Talvik, rather local and scanty. 



The Greenland Sea: the west coast of Spitzbergen, local and scarce. 



The White Sea, rare (?). 



The 3Iurman Sea., local and scarce. 



Fam. SQUAMARIACEiE (Zanabu.) Hauck. 



Meeresalg. p. 13; Zanaiid. Synops. p. 133, sec; J. G. Ag. Speo. Alg. 2, p. 485; lim. mut. 



Gen. Peyssonnelia Dcsne. 



Pl. Arab. p. 168; Glass. p. 114. 



Peyssonnelia Diibyi Ckouan. 

 Ann. (1. So. p. 368. 



Descr. Peyssonnelia Dubyi J. G. Ag. p. 384. 



Fig. » » Harv. Phyc. Brit. t. 71. 



6'yn. Peyssonnelia Dubyi Dickie, Alg. Sutherl. 1, p. 142. 

 » » Kleen, Nordl. Alg. p. 15. 



Hahitat. It has been found in very deep water off the arctic coast of Norvvay. 

 Here it is sterile during tlie latter part of the sunimcr. On the coast of Bohuslän it 

 develops reproductive organs in great numbers in winter. In Baffin Bay it has been 

 taken, according to Dickie, in 12 — 15 fathoms water, attached to stones. 



Geogv. Distrib. This alga is known from the southern part of the Norwegian 

 Polar Sea and from Baffin Bay. Its most northern locality is Cape Adair on the east 

 coast of Baffin Land about Lat. N. 71°. 



Localities: The Norwegian Polar Sea: Nordlanden, scattered and rather scarce. 



Baffin Bay: Cape Adair. 



Gen. Petrocelis J. G. Ag. 



Spec. Alg. 2, p. 489. 



Petrocelis Middendorffi (Rupk.) nob. 



Gruoria Micldenclorlli Rupii. Alg. Ooli. p. 329. 

 Descr. Gruoria Middendorffi Hupr. 1. c. sub Gruoria pellita. 

 Fig. » pellita » w t. 18, fig. a — b. 



Bemärk on the species. On the coast of Finmarken I have found a species of 

 Petrocelis, agreeing very well with that from the Ochotsh Sea described and figured 



