P. J. HELLBOM, LLCHEN^A NEO-ZEELANDICA. 119 



Distr. geogr. Europa, Africa, Asia, Nov. Holland., America 

 septentr. 



2. lUi. (/rande (Flke) Arn. f. eupetrcea Nyl. 



Syn. Lecidea eupetrsea Nyl. in Flora 1870 p. 3G. 



Hab. ad saxa Peninsuke Banksii Ins. merid. 



In Coiispect. syst. a Mull. Arg. commemorantur: 



Rh. Montagnei Körb. Syst. p. 229; Rh. geminatuni (Fw.) 

 Th. Fr. — Saxicola. 



Rh. petrseum Körb. Syst. p. 260; Lecidea petrsea Fw.; 

 Nyl. Prodr. p. 128, Scand. p. 233; Lecidea petraea v. neo- 

 zelandica et var. . violacea Kn. Contrib. 1878, t. 37, fig. 13. 

 14. — Ad saxa micaceo-schistosa, Dnnedin (Lindsay) Mull. 

 Arg. Consp. p. 72. 



Obs. Quum neqne specinien neque descriptioneni Rh. 

 petra^i neo-zeelandici viderim, quid sit nescio. Rhizocarpon 

 petrjeum Körb. Syst. p. 260 ad Rhiz. grande (Flke) 1. ad Rh. 

 obscuratum (AcH.) spectare videtnr. Lecidea petrsea Nyl. 

 Scand. p, 233 non soluni Rhiz. grande (Flke) Arn. cuni f. 

 eupetrciea Nyl. sed etiam Rh. distinctum Th. Fr. et obscu- 

 ratum AcH. ut ait Th. Fries Lich. Scand. p. 625, complectitur. 



Fam. 8. CIRAPHIDEI. 



Subfam. 1. Opegraphei. 

 Platygraplia Nyl. 

 Pl. occulta Kn. et Mitt. Contrib. p. 104, fig. 26; Nyl. L. Nov. 

 Zel. p. 118; Mull. Arg. Conspect. p. 76. — Cor- 

 ticicola Knight. 



— — var. evolutior Nyl. L. Nov. Zel. p. 119; MiiLL. Arg. 



Consp. p. 76; Pl. microsticta Kn. et Mitt. Contrib. p. 

 103 fig. 23. — Corticicola Aukland (Mull. Arg. 1. c.) 



— tumidula Kn. et Mitt. Contrib. p. 103 fig. 23; Mull. Arg. C'on- 



spect. p. 76. Corticicola Auckland (Mull. Arg. 1. c.) 



— constricta Krmplh. N. Beitr. n. 122 Mull. Arg. Conspect. 



p. 77; Stigmatidium subtilissimum Nyl. L. Nov. 

 Zel. p. 118. — Corticicola (Knight) Nyl. 1. c. 



— myriommata Kn. Contrib. 1880 p. 377, fig. 46; Mull. Arg. 



Conspect. p. 77. — Corticicola Mull. Arg. 1. c. 



— atrata Stirt. Addit. 1877 p. 16; Mull. Arg. Con- 



spect. p. 77. 



