328 
Melosira III, 141. III, 159. IV, 56. 
— arundinacea Castr. II, 51. 
— distans, var. laevissima Grun. X, 169. 
E= laevissima III, 109 ff. 
— Jlirata, var. seriata Grun. VI, 55 (Taf. III, Fig. 34). 
— varians Ag. III, 141. 
— zachariasi Castr. Il, 51. III, 141. 
Melosiren-Plankton, Berechnung des Quantums III, 105 ft. 
— - Horizontale Verbreitung desselben III, 105. 
Menoidium falcatum Zach. X, 270 (Taf. II, Fig. 4). 
Merismopedium tenuissimum Lemm. VII, 132 (Taf. I, Fig. 21). 
Mermis aquatilis Duj. I, 6. 
Mesostomum viridatum M. Sch. 1, 6. 
Mesotaenium kramstai Lemm. VI, 115.* 
Metopidia lepadella Ehrb. 1,7. II, 61. 
— ovalis Ehrb. 1,7. II, 61. 
Micrasterias americana, var. hispida Zach. VII, 82.* 
— crux melitensis Hass. V, 58 (Taf. IV, Fig. 4). 
— denticulata, var. rotata Nordst. IV, 126.* 
— jenneri, var. lundelli Schröder VI, 39. 
— rotata, var. pulchra Lemm. IV, 173.* 
Microcodon elavus VI, 111. 
Microcystis incerta Lemm., var. elegans Lemm. X, 150. 
= stagnalis Lemm. X, 150. 
Mierostoma giganteum Hallez I, 6. 
_ incerme Zach. I, 83. IX, 707. 
lineare Oe. I, 5. 
Mollusken (ef. auch Lamellibranchiata und Gastropoda) I, 12. II, 69. III, 36 ff. 
III, 188. IV, 288 ff. VI, 165. 
Moorsümpfe, Fauna und Flora holsteinscher X, 223 ft. 
Moorwasser, spektroskopische Untersuchung X, 275. ff. 
Moschuspilz [ef. Cureurbitaria (Nectria) aquaeductuum] VII, 59 ff. 
Mycetomyxa zopfi Zach. I, 3. I, 13 (Taf. I, Fig. 5). 
N. 
Nais elinguis O.F.M. I], 6. 
Nassula aurea Ehrb. I, 4. 
— ornata Ehrb. I, 4. 
Navicula (Caloneis) Zachariasi H. Reichelt X, 199.* 
Nematodes I, 6. 
Nephelis octoculata Moqu. Tand. 1, 6. 
Neritina fluviatilis L. I, 9. 
Nesaea luteola Koch I, 9. 
—  nodata 0.F.M. 1,9. 
Nitzchia curvirostris, var. delicatissima Lemm. VI, 200 (Taf. V, Fig. 18 und 19). 
Nostocaceen III, 143. 
Noteus quadricornis Duj. II, 62. 
Notholea acuminata Ehrb. I, 7. III, 137. 
—  longispina Kellicott IV, 
— striata Ehrb. III, 137. 
Notommata brachyota Ehrb. 1,7. II, 61. IV, 60. 
— spec. (in den Kolonien von Uroglena) II, 61. 
FE 
Be 
