17 



16. a. P.fontinale Pf. 



16. b. P. roseum Scholtz 



17. P. obtusale Pfeiffer . 



IV. a. P. iiiinrmum Studer. . . . 



1 8. P. duplicatum Pfeiffer. 



19. P. nitidum Jenyns... 



19. a. P. incertum Norm 



20. P. Gassiesanum Dupuy... 



20. a. P. Normandianum JJup . 

 20. b. P. tetragonum, Norm... . 



20. c. P. Baudonianuin de 

 Cessac 



21. P. HenslO"wianuin Jenyns.., 



21. a. P. acutum Pf 



21. b. P. Jayanum Gass 



21. c. P. Dupuyanum Norm. . 



21. (1. P. pallidum Gass 



21. e. P. Bonnafouxianinn de 

 Cessac 



22. P. conicum Baudon . 



23. P. Steenbruchii Morcli.. 



Agen, Franc6. 



Oise, France. 



Savoy. 



Silesia. 



ex auct. 

 . Gers, France. 



Silesia. 



Switzerland. 

 .Germany, 



ex auct. 

 .Oise, France. 



Agen, France. 



Valenciennes. 



ex auct. 

 .Oise, France. 



France. 



Valenciennes. 



ex auct. 



Creuse, France, 

 ex auct. 

 .Oise, France. 

 Germany, 

 ex auct. 

 Agen, France, 

 ex auct. 

 Valenciennes. 

 ex auct. 

 Agen, France, 

 ex auct. 



Creuse, France. 



ex auct. 

 .Oise. 



ex auct. 

 .Greenland. 



ex auct. 



INSULAR SPECIES. 

 24. P. Ferroense Morch .... 



25. P. Canariense Shuttleworth 



26. P. Nova Zelandiae Prime 



.Island of Faroe. 



ex auct. 

 .Canary Islands. 



ex auct. 

 .New Zealand. 



ASIATIC SPECIES. 

 27. P. parvulum Benson — 



2 



, India, 

 ex auct. 



