INDEX OF ORGANISMS. 



Pact's in clan'iuloii denote an illustration. 



Achroinatium mobile, 121, 185. 



— oxalifernin, 116-121, I20, 122, 



184, 183,231. 

 Amoebobacter bacillosus, i6g. 



— graniila, 169. 



— roseiis, 168-169, 169. 



Bacillus aceti, 151. 



— cholera, 76. 



— megatherium, 71. 



— subtilis, 13. 



— thiogcnns, 132. 



— vulgaris, 22. 

 Bacterium Bovista, 130. 



— cerinum, 70. 



— crystalUferum, 132, 224. 



— filamentosum, 70. 



— hirtum, 70. 



— hydi'osulfurcum, 22. 



— hydrosulfuricum ponticum, 23. 



— photometricum, 195, 199, 233. 

 — • retiformans, 132, 224, 225. 



— rogusum, 70. 



— rubescens, 14, 134, 135, 1 36, 169, 



— sulfuratum, 14-15, 71, 74, I34( 



138, 144, 172. 



— tomentosum, 70. 



Beggiatoa alba, 15, 38, 45, 54, 72 

 93, 94-99, 96, 100, loi, 103, 

 127, 177-179, 182, 186, 191, 

 227, 230. 



— arachnoidea, 94, 104-105. 



— leptomitiformis, 105. 



— major, 72. 



— media, 72, 93, 99. 



— minima, 72, 93, 99. 



— mirabilis, 75, 101-104, I02, iSi 



190, 192, 230. 



— nivea, 107. 



— punctata, 93. 



— rosco-persicina, 15, 74, 134, 135, 



151, 161, 166, 171. 



Chromatium cucullifcrum, 149, 150. 



— Gobie, 138. 



— gracile, 138, 144. 



— Linsbaueri, 18, 47, 138, 145-149, 



148, 152, 182, 186-190, 189. 



— minus, 138, 143. 



182- 



171. 

 135, 



, 73, 

 105, 

 192, 



182, 



139, 



146, 



Cliromatinm minntissimum , 138, 143. 



— Okenii, 39, 47, 137, 139, 142, 143, 



144, 145, 182, 184. 



— — forma grcuile, 144. 



— — — minus, 143. 



— — — minutissum, 143. 

 Weissii, 143. 



— violascens, 138, 149. 



— Warmingii, 41, 144. 



forma minus, 17, 144, 145, 149, 



150. 



— Weissii, 138, 143. 



Cladothrix dicholoma, 18, loi, 127, 177, 



227. 

 Clathrocystis rosco-persicina, 135. 

 Cohnia rosco-persicina, 135. 

 Conferva alba, 107. 

 Crenothrix polyspora, 12, 19, 94, 177, 227. 



Erythroconis littoralis, 172. 

 Eugenia sanguinea, 233. 



Hillhousia mirabilis, 117, I18, 182. 

 Hygrocrocis nivea, 107. 



— Vandellii, 93. 



Lamprocystis gclatinosa, 174. 



— rosea, 175. 



— roseo-persicina, 135, 173, 1 74, 229. 



— rubra, 174. 



— violacea, 173, 174, 175. 

 Lankesteron roseo-persicina, 135, 1 40 = 141, 



226, 227, 228, 231. 

 — ■ rubescens, 135, 1 36. 



— sidfiiratum, 135, 136. 

 Leptomitus, 107. 

 Leucothrix Mncor, 107. 



Merismopedia littoralis, 172. 

 Micrococcus citreus, 70. 



— grossus, 70. 



— helvolus, 70. 



Microspira vacillans, 121, 185, 225. 

 Modderula Hartwigi, 117, 182. 

 Monas erubescens, 135. 



— gracile, 152. 



— Miilleri, 124, 186, 191. 



— Okenii, 137, 138. 



— vinosa, 135, 138, 201. 



— Warmingii, 135, 13S. 



257 



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