48 OTTO V. DARBISHIRE. [SEC. ARCT. EXP. FKAM 



Polyblastia Hentscheliana (KRB.) LONNR. TH. FR. Poly. p. 11. - 

 Icel. On stone. 



Polyblastia intercedens (NYL.) LONNR. TH. FR. Poly. p. 20. Am ., 

 Greenl., Spitsb. On stone. E. P. S. N. King Oscar Land, Goosefjord 

 (39, 40). 



Polyblastia intermedia TH. FR. TH. FR. Poly. p. 24. Greenl. 

 Over stone. E. P. S. N. King Oscar Land, Goosefjord (38, 40). 



Polyblastia pseudomyces NORM. TH. FR. Poly. p. 26. Greenl. 

 Over stone and tree trunks. 



Polyblastia Sendtneri KRPHBR. TH. FR. Poly. p. 19. Greenl. - 

 Over moss. 



Polyblastia sepulta MASS. -- TH. FR. Poly. p. 21. Spitsb. Over 

 stone. 



Polyblastia theleodes (SMFRT.) TH.FR. TH. FR. Poly. p. 10. Greenl., 

 Spitsb. Over stone. E. P. S. N. King Oscar Land, Goosefjord (38). 



Thelidium MASS. 



Thelidium pyrenophorum ACH. TH. FR. Spitsb. p. 49. Spitsb. 

 On stone. E. P. S.N. King Oscar Land, Goosefjord (39). 



Ttielidiumpctpulare (FR.) NYL. Zahlbr. in E. & P. p. 56. Greenl., 

 Spitsb., Icel. On stone. E. P. S. N. King Oscar Land, Goosefjord (42). 



Staurothele NORM. 



Staurothele clopima (\VNBG.) TH. FR. - - TH. FR. Arct. p. 263. - 

 Greenl., Spitsb., Icel. On stone. 



Microglaena LONNR. 



Microglanea sordidula TH. FR. TH. FR. Engl. Pol. Exp. p. 366. - 

 Am. On stone. 



Microglaena sphinctrinoides (NYL.) TH. FR. TH.FR. Arct. p. 261. - 

 Greenl., Spitsb., Icel. On moss over rocks. 



Microthelia KRB. 



Microthelia melanostigma TH. FR. TH.FR. Engl. Pol. Ex. p. 368.- 

 Am. On stone. 



Microthelia micula FR. TH. FR. Arct. p. 274. Icel. On birch 

 bark. 



