constrictum, 7 
Micrasterias americana, 7 
Mougeotia robusta, 98 110 
sealaris, 7 98 110 
Navicula sp., (common) 
Penium margaritaceum, 7 
Pleurotaenium Trabecula, 7 
graeulata, 7 
Spirogyra sp., (common) 
dubia, 7 
Grevilleana, 7 
longata, 7 
porticalis, 7 
setiformis, 7 
tenuissima, 7 
Staurastrum sp., 7 
CHLOROPHYCEA. 
Actinastrum Hontzschii, 7 
Ankistrodesmus talcatus, 7 
mirabilis, 7 
spiralis, 7 
tumidus, 7 
Botrydium Wallrothii, 7 
Bulbochaete sp., 7 
Chaetophora elegans, 7 
Chamvdomonas gloecystiformis, 7 
Chlorococcum infusionem, 7 
Chlorotylium mamillosum, 108 
Cladophora canalicularis, 7 
glomerata, 44 45 58 65 
Coelastrum cubicum, 7 
microsporum, 7 
Dictyospberium Ebrenbergianum 7 
Draparnaldia plumosa, 7 
Eudorina elegans, 7 
Gonium pectorale, (common). 
Hydrodictvon reticulatum, 7 
utriculatum, 6 7 
Ineffigiata neglecta, 7 
Kirchneriella lunaris, 7 
obesa, 7 
Microspora stagnorum, 7 
Microthamnion Kutzingianum, 7 
Oedogonium sp., 7 
capillare, 1 
Ophiocytium sp., 7 
