FOSSIL FUNGI AND GEOGRAPHIC DISTRIBUTION 87 



Exobasidium ledi on Ledum, rinland. 



Exobasidium andromeda on Andromeda, liurope, North America. 



Exobasidium azalea on Azalea, North America. 



Exobasidium anlarcticum on Lebetanlhus, Patagonia. 



Exobasidium gaylussacitB on Gaylussacia, Brazil. 



Exobasidium leucolhoes on Leucolho'e, Brazil. 



Exobasidium lauri on Laurus, Italy, Portugal, Canaries. 



Exobasidium Warmingii on Saxifraga aizoon, Greenland, Tyrol, North Italy. 



In closing this consideration of the geographic distribution of the 

 fungi, the interest which attaches to it as a study may be best empha- 

 sized by giving in tabular form the distribution of the species belonging 

 to a single family. The family CLATHRACE.aE includes eleven genera of 

 highly specialized morphology. 



Family CLATHRACEiE. 



1. Clathrus cancellatus, Mediterranean Region, South England, 

 North America. 



Clathrus columnatus, North and South America. 



2. Blumenavia rhacodes, Brazil. 



3. Ileodictyon cibarium, Atistralia, New Zealand, South America. 



4. ClathreUa chrysomycelina, Tropic South America. 

 Clathrella pusilla, AustraUa, New Caledonia. 

 Clathrella kamerunensis, Cameroon. 

 Clathrella Preussii, Cameroon. 



Clathrella crispa. Central and Tropic South America. 



5. Simblum periphragmoides, Tonkin, Java, Ceylon, East Indies, 

 Mauritius. 



Simblum sphcBrocephalum, North and South America. 



6. Colus Miilleri, AustraUa. 



Colus hirudinosus, Mediterranean Region. 

 Colus Garcia, Tropic South America. 

 Colus Gardneri, Ceylon. 



7. Lysurus mokusih, China. 



8. Anthurus borealis, North America. 

 Anthurus Clarazianus, Argentina. 

 Anthurus Woodii, Natal. 

 Anthurus Miillerianus, Australia. 

 Anthurus cruciatus, Tropic South America. 



