INDEX AND CHECK-LIST. 55 



PAGE. 



Sphenoderia 40 



lenta 40 



macrolepis, 41 



Trinema 39 



enchelis, .' 40 



LOBOSA, 2 



Amoeba 4 



proteus 4 



radiosa, 5 



verrucosa, 5 



villosa, '. . . . 6 



Arcella, 25 



artocrea 27 



dentata 27 



discoides, ... 26 



mitrata 26 



vulgaris, 25 



Centropyxis 28 



aculeata, 28 



Cochliopodium 29 



bilimbosum 29 



vestitum ' ... 30 



Difflugia, 10 



acuminata, 13 



arcula .... 14 



constricta, 15 



corona, 15 



cratera 13 



globulosa 11 



lobostoma 14 



pyriformis, 12 



spiralis 16 



urceolata 13 



