- 38 
Gymnodinium fuscum 
Synchaeta tremula 
Eier derselben 
Polyarthra platyptera 
Triarthra longiseta 
Bosmina longirostris 
Cyelops oithonoides 
Larven desselben 
Eurytemora lacustris 
Melosira-Fäden 
Stephanodiscus astraea, var. 
spinulosa 
Fragilaria crotonensis 
Fragilaria capucina 
Diatoma tenue, var. elongatum 
Synedra ulna 
Synedra delicatissima 
Asterionella gracillima 
No. 20. 
10. April 1895. 
39 ccm. 
Dinobryon stipitatum 
Eudorina elegans 
Ceratium hirundinella 
Synchaeta tremula 
Eier derselben 
Synchaeta pectinata 
Polyarthra platyptera 
Anuraea aculeata 
Oyclops oithonoides 
Larven desselben 
Eurytemora lacustris 
Melosira-Fäden 
Fragilaria erotonensis 
Fragilaria capucina 
Diatoma tenue var. elongatum 
Synedra longissima 
Synedra delicatissima 
Asterionella gracillima 
15557 
621525 
912563 
17663 
11775 
9233 
7850 
20938 
9813 
1521930 
23550 
109475 
43175 
359138 
148365 
444550 
4839525 
98125 
13083 
19625 
2884875 
588750 
2617 
12750 
2617 
157000 
23550 
9233 
4003500 
339088 
39250 
1530750 
58875 
706500 
6652875 
3,70 Cels. 
