228 



Caen Wood, Highgate, April 21st, 1883. 



Mesocarpus pleurocarpus, D. By. 

 Spirogyra nitida, Link. -\ 

 Spirogyra Weberi, Kutz. C All in fruit. 

 Spirogyra calospora, Cleve. J 

 Hydrianum polymorphum, Reinsch. 

 Gonium p>ectorale, Mull. 

 Closterium moniliferum, Ehrb. 

 Scenedesmus acatus, Meyen. 



Licmophora splendida, the beautiful fan Diatom ; rarely met 

 with. 



Dinobnjon sertularia. 



Difflugia proteiformis, very large. 



Newt's eggs. 



Floscidaria. 



Melicerta ringens. 



Epistylis anastatica. 



(Ecistes crystallinus. 



Vaginicola crystallina. 



Actinophrys sol. 



DIATOMACE.E. 



Encyonema paradoxum. 

 Cocconema lanceo/atum. 

 Gomphonema acuminatum. 

 Diatoma vulgare. 

 Synedra splendens. 



