LIST OF ILLUSTRATIONS. XXI 



Hf.. I'AGK 



21::. Organisms in the Blood of Mud-fish (Mitrophanow) . . . 604 



2J \. Organisms in the Blood of the Carp (Mitrophanow) . . . 605 



24.'.. Amoeba cola in Intestinal Mucus (Lb'sch) . . 611 

 J1H. Warm Stage (Schafer) . . x . . . .613 



217. Warm Stage (Strieker) ....... 614 



2K Combined Gas Chamber and Warm Stage (Strieker) . . . 614 



2i!. Vertical Micro-photographic Apparatus (Leitz) . . 622 



_'.")(. Koch's Steam Steriliser (Muencke) . . . 623 



2r>l. Hot-air Steriliser (Muencke) .... . 623 



2.~>2. Section of Hot-air Steriliser (Muencke) .... 623 



J.VJ. Hot-water Filtering Apparatus with Ring Burner (Rohrbeck) . 624 



2.~>4. Wire -cage for Test-tubes (Muencke) , ... 626 



2.-.V I'latinum-needles (E.M.C.) . . . - 626 



2:,t; Damp Chamber for Plate-cultivations (E.M.C.) . 626 



2.~i7. Apparatus for Plate-cultivations (E.M.C.) .... 627 



i'."):'). j '.ox for Glass-plates (Muencke) . . . . 627 



2.~>t. Glass Benches for Glass-plates (Becker) . 627 



i>'.0. Israel's Case (Becker) . . 628 



261. Damp Chamber for Potato Cultivations (E.M.C.) . . . 628 

 2f,2. Koch's Serum Steriliser (Muencke) . .629 



2t>3. Serum Inspissator (Muencke) .... . 629 



2i)4. D'Arsonval's Incubator (Muencke) , 631 



2f;r>. Scblosing's Membrane Regulator (Muencke) . . 632 



2f>i'.. Gas Burner protected with Mica Cylinder (Muencke) . 633 



2>7. Koch's Safety Burner (Muencke) . 633 



2>'. x . Babes' Incubator (Muencke) ... . 634 



2f,!). Moitessier's Gas-pressure Regulator (Muencke) 634 



270. Reichert's Thermo-regulator (Muencke) .. . 635 



271. Meyer's Thermo-regulator (Muencke) ... 636 



272. Siphon Bottle with Flexible Tube, Glass Nozzle, and a Mohr's Pinch - 



cock (E.M.C.) .... -637 



27:'.. Desiccator (E.M.C.) .....- 638 



