35 
2. Desmidiinae: Gonidium, Pediastrum, Scene- 
desmus, Desmidium et affinia. 
3. Diatominae: Microtheca, Cyclotella, Frustu- 
lia, Eunotia, Cocconeis; Exilaria, Licmophora, Gom- 
phonema, Cocconema (Cymbophora), Achnanthes, 
Isthmia, Biddulphia, Diatoma, Meridion, Fragilla- 
ria, Gaillonella. 
4. Scbizoneminae: Berkeleya Grev . Encyone- 
ma, Schizonema, Homaeocladia, IVIicromega. 
0. II. CoNFERVACEAE. 
5. Leptomitinae: Hygrocrocis, Leptomitus, A- 
cblya et afl'. (an Torulinis y. Sporodinis associandae?). 
6. Oscillariinae: Oscillaria, Microcoleus, Spkae- 
rozyga?, Anabaina, Lyngbya, Calothrix, Scytonema 
et aff. 
7. Confervinae: Sphaeroplea? MicrodictyonD-ne, 
Conferva, Nodularia Mert.;— Hydrodictyon, Dyctyo- 
nema et aff. 
8. Zygneminae: Spirogyra, Zygnema, Tendari- 
dea, Mougeotia. 
0. III. Nostocaceae. 
9. Protococcinae: Crypto-Protococcus, Chloro- 
coccum, Micraloa, Palmella et aff. 
10. Nostochinae: Haematococcus, Phytoconis, 
Coniobyrsa, Nostoc et aff. 
11. Rivulariinae: Gloiotricbia, Rivularia, Zo- 
notricbia, Diplotrichia. 
12. Chaetophorinae: Bulbocbaete, Chaetopho- 
ra, Hydrurus; Myxonema Fr., Draparnaldia, Ba- 
trachospermum. 
O. IV. Ulvaceae. 
13. Ulvinae: Tetraspora, Bangia, Enteromor- 
pba, Ulva, Porphyra. 
14. Flabellariinae: Anadyomene, Flabellaria. 
