Systematic Index 



XXXIX 



page 



41. Farn. Hyperiopsidae . . 714 



I.Gen. Hyperiopsis 0. Sars 714,741 



1. H. v0ringii 0. Sars. ... 715 



australis A, Walker 



741 



Lepleums Kaf. 715 



,. rivularis Raf 715 



page 



Lusyta Nardo 715 



„ algensis Nardo 715 



Pephredo ßaf. 715 



,, potamogeti Raf. 715 



Psammylla Raf. 716 



„ littoralis Raf. 716 



Sperchius Raf 716 



„ lucidus Raf. 716 



