Fig. 5. Tooth and pinion microscope ibid. Fig. 14. Common flower and insect microscope note 125 VII. A. Cuff’s double constructed microscope and apparatus 89 B. Ellis’s aquatic microscope 119 VIII. Fig. 1-6. Portable microscope and telescope with apparatus 125 Fig. 7, 8. Botanical magnifiers ibid. IX. Fig. 1, 2. Engine for cutting sections of wood, and appendage 127 Fig. 3, 4. Jones’s improved lucernal microscope and apparatus 80 Fig. 5, 7. The Rev. Dr. Prince’s and Mr. Hill’s improvements on the illuminating lenses and lamp of the lucernal microscope 84 Fig. 6. Lanthorn microscope and screen 88 X. Fig. 1, 2. Nest of the phalæna neustria.--Fig. 3, 4. Vertical section of ditto. Fig. 5, 6. Horizontal section 287 Fig. 7, 8. Scales of the parrot fish, 355.--Fig. 9, 10. Scales of sea perch 356 XI. Fig. 1, 2, 3. Larva of the musca chamæleon 248 Fig. 4, 5. Eels in blighted wheat 469 Fig. 6, 8, 9, 10, 11. Paste eel 462 Fig. 7. Vinegar eel 461 XII. Fig. 1, 2, 3, 4. Dissection of the caterpillar of the phalæna cossus 336 Fig. 5, 6, 7. Dissection of the head of the caterpillar 337 XIII. Fig. 1, 2. Beard of the lepas anatifera 344 Fig. 3, 4. Collector of the bee 182 XIV. Fig. 1, 2. Wing of the forficula auricularia 143 and 205 Fig. 2 to 47. Magnified figures of minute and rare shells 629 XV. Fig. 1, 2. Wing of the hemerobius perla 206 Fig. 1 to 46. Microscopic views of a variety of vegetable seeds 645 XVI. Fig. 1, 2, and B, C, D, E. Proboscis of the tabanus 188 Fig. 3, 4. Cornea of the libellula 197 Fig. 5, 6. Cornea of the lobster ibid. Fig. 7, 8, E, F, H, I. Feathers of the wings of the sphinx stellatarum 208 and 627 XVII. Fig. 1, 2, 3. Leucopsis dorsigera 347 XVIII. Fig. 1 and 6. The lobster insect 348