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Fig. 13. | Fragilaria undulata. Length: 0,00012; chain formed with three animalcules; a. a. two intestinal tubes; b. the foot; c. d. transversal tubes coming from each alimentary tube, so far as the edge c; e. cellular interval with a colored content. |
Fig.„ 40. | The same animalcule, seen sidewise. |
Fig.„ 41. | Diatoma Navicula. Length: 0,00104; breadth: 0,00025. a. orifices of a common alimentary tube; brown or green content of each cellular animalcule; b. a drop of oil. |
Fig.„ 42. | The same animalcule, seen from the surface of reunion. |
Fig.„ 43. | Desmidium didymum. Heigth of a member: 0,00055; breadth: 0,00199. Magnified chain of animalcules; a. intestinal tube; b. cuirass; c. flake uniting two animalcules. |
Fig.„ 44. | Animalcule seen from the uniting surface; a. tube; b. cuirass. |
Fig.„ 45. | Syrinx annulatum. Length: 0,00165; a. b. intestine tubes; c. cuirass; d. brown content; e. annular folds of the cuirass. |
Fig.„ 46. | The same animalcule, seen from the uniting surface. a. h. intestinal tube. |
Fig.„ 47. | Paradesmus foliolum, Chain of three animalcules; a. brown flake of the content; b. surface uniting two animalcules. Breadth of a member: 0,000255; length: 0,000540. |
Fig.„ 48. | Scenedesmus ellipticus. 0,0040. Four united animalcules, not distant. |
Fig.„ 49. | The same, distant; a. the animalcules; b. muscular flake of reunion. |
Fig.„ 50. | Scenedesmus caudatus; a. b. three animalcules near one another; d. the fourth distant; c. flake of reunion; e. pedal hairs. Length of a member: 0,00047. |
Fig.„ 51. | Meridion cordatum. Circular chain of animalcules; length of a member: 0,0095. |
Fig.„ 52. | Separated animalcule; b. brown content. |
Fig.„ 53. | Scenedesmus pyrus: 0,000355. |