XX LIST OF ILLUSTRATIONS. 



*-:u. rAOK 



195. Cultivation on the Surface of Gelatine (Cheshire and Cheyne) . 471 



196. Cladothrix Dichotoma (Zopf) . . . 479 



197. Friedlander's Pneumococcus, x 1500 (Zopf) . . . 483 



198. Ascococcus Billrothh (Cohn) . . 498 



199. Clostridium Butyricum (Prazmowski) . . . . . 503 



200. Bacillus Cyanogenus, x 650 (Neelsen) .... 507 

 "201. Pure-cultivation of Bacillus figurans on the Surface of Nutrient 



Agar-agar (E.M.C.) . . . 509 



202. Photograph of Part of an Impression Preparation of Bacillus 



figurans on Nutrient Gelatine, x 50 (E.M.C.) . . . 510 



203. Part of the same Specimen, x 200 . . . . .510 



204. Bacillus Indicus : Colonies in Agar, x 60 . . . .518 



205. Bacillus Neapolitans, x 700 (Emmerich) .... 522 



206. Bacillus Megatherium (De Bary) . . . . .524 



207. Pure-culture of Bacillus Megatherium in Gelatine (E.M.C.) . . 524 



208. Bacillus Putrificus Coli, x 1000 (Bienstock) .... 529 



209. Bacillus Pyogenes Foetidus, x 790 (Passet) .... 530 



210. Bacillus Saprogenes, No. 1 (Rosenbach) . . 531 



211. Bacillus Subtilis with Spores (Baumgarten) .... 535 



212. Pure-culture of Bacillus Subtilis in Nutrient Gelatine (Baumgarten) . 535 



213. Pure-culture of Bacillus Subtilis on the Surface of Nutrient Agar 



(E.M.C) . . 536 



214. Bacterium Zopfii (Kurth) ...... 542 



215. Beggiatoa Alba (Zopf) ..... .543 



216. Phase-forms of Beggiatoa Persicina (Warming) . . . 544 



217. Cladothrix Dichotoma (Zopf) ...... 545 



218. Crenothrix Kuhniana (Zopf) ...... 546 



219. Leuconostoc Mesenteroides (Van Tieghem and Cienkowski) . . 550 



220. Micrococcus in Pyaemia in Babbits (Koch) .... 556 



221. Proteus Mirabilis ; Swarming Islands on the Surface of Gelatine, 



x 285 (Hauser) 5(51 



222. Proteus Mirabilis ; Involution Forms, x 524 (Hauser) . . 5(51 



223. Proteus Vulgaris, x 285 (Hauser^ . . . . .562 



224. Sarcina, x 600 (Fliigge) ...... 5(53 



225. Spirochteta Plicatile (E.M.C.) . . . . . . 566 



226. Comma-bacilli in Water contaminated with Sewage . . . 567 



227. Comma-bacilli of the Mouth, x 700 (Van Ermengem) . . 568 



228. Deneke's Comma-bacilli, from Cheese, x 700 (Fliigge) . . 568 



229. Streptococcus in Progressive Tissue Necrosis in Mice (Koch) . 571 



230. Vibrio Rugula, x 1020 (Prazmowski) . . . . .574 



231. Black Torula; Pure-cultivation on Potato (E.M.C.) . . . 581 



232. Head and Neck of Calf with Advanced Ringworm (Brown) . . 585 



233. Non-pigmented Amoeboid Forms (Marchiafava and Celli) . . 590 



234. Pigmented Amoeboid Forms (Golgi) ..... 590 



235. Semi-lunar Bodies of Laveran (Golgi) ... . 590 



236. Rosette Forms with Segmentation (Golgi) . . . 591 



237. Flagellated Forms (Vandyke Carter) . . . . .591 



238. " Surra " Parasites, occurring Singly and Fused, x 1200 . . 598 



239. Parasites in the Blood of Rats (Lewis) .... 599 



240. A Monad in Rat's Blood, x 3000 (E.M.C.) .... 601 



241. Monads in Rat's Blood, x 1200 (E.M.C.) .... 602 



242. Monads in Rat's Blood stained with Methyl Violet, x 1200 (E.M.C.) 603 



