| 333. | An example of the mode of arrangement of bast-fibres in a plant-stem (Schwendener) | 680 |
| 334. | Section of the head of a femur, to shew its trabecular structure (Schäfer, after Robinson) | 681 |
| 335. | Comparative diagrams of a crane-head and the head of a femur (Culmann and H. Meyer) | 682 |
| 336. | Diagram of stress-lines in the human foot (Sir D. MacAlister, after H. Meyer) | 684 |
| 337. | Trabecular structure of the os calcis (do.) | 685 |
| 338. | Diagram of shearing-stress in a loaded pillar | 686 |
| 339. | Diagrams of tied arch, and bowstring girder (Fidler) | 693 |
| 340, 1. | Diagrams of a bridge: shewing proposed span, the corresponding stress-diagram and reciprocal plan of construction (do.) | 696 |
| 342. | A loaded bracket and its reciprocal construction-diagram (Culmann) | 697 |
| 343, 4. | A cantilever bridge, with its reciprocal diagrams (Fidler) | 698 |
| 345. | A two-armed cantilever of the Forth Bridge (do.) | 700 |
| 346. | A two-armed cantilever with load distributed over two pier-heads, as in the quadrupedal skeleton | 700 |
| 347–9. | Stress-diagrams. or diagrams of bending moments, in the backbones of the horse, of a Dinosaur, and of Titanotherium | 701–4 |
| 350. | The skeleton of Stegosaurus | 707 |
| 351. | Bending-moments in a beam with fixed ends, to illustrate the mechanics of chevron-bones | 709 |
| 352, 3. | Coordinate diagrams of a circle, and its deformation into an ellipse | 729 |
| 354. | Comparison, by means of Cartesian coordinates, of the cannon-bones of various ruminant animals | 729 |
| 355, 6. | Logarithmic coordinates, and the circle of Fig. 352 inscribed therein | 729, 31 |
| 357, 8. | Diagrams of oblique and radial coordinates | 731 |
| 359. | Lanceolate, ovate and cordate leaves, compared by the help of radial coordinates | 732 |
| 360. | A leaf of Begonia daedalea | 733 |
| 361. | A network of logarithmic spiral coordinates | 735 |
| 362, 3. | Feet of ox, sheep and giraffe, compared by means of Cartesian coordinates | 738, 40 |
| 364, 6. | “Proportional diagrams” of human physiognomy (Albert Dürer) | 740, 2 |
| 365. | Median and lateral toes of a tapir, compared by means of rectangular and oblique coordinates | 741 |
| 367, 8. | A comparison of the copepods Oithona and Sapphirina | 742 |
| 369. | The carapaces of certain crabs, Geryon, Corystes and others, compared by means of rectilinear and curvilinear coordinates | 744 |
| 370. | A comparison of certain amphipods, Harpinia, Stegocephalus and Hyperia | 746 |
| 371. | The calycles of certain campanularian zoophytes, inscribed in corresponding Cartesian networks | 747 |
| 372. | The calycles of certain species of Aglaophenia, similarly compared by means of curvilinear coordinates | 748 |
| 373, 4. | The fishes Argyropelecus and Sternoptyx, compared by means of rectangular and oblique coordinate systems | 748 |
| 375, 6. | Scarus and Pomacanthus, similarly compared by means of rectangular and coaxial systems | 749 |
| 377–80. | A comparison of the fishes Polyprion, Pseudopriacanthus, Scorpaena and Antigonia | 750 |
| 381, 2. | A similar comparison of Diodon and Orthagoriscus | 751 |
| 383. | The same of various crocodiles: C. porosus, C. americanus and Notosuchus terrestris | 753 |
| 384. | The pelvic girdles of Stegosaurus and Camptosaurus | 754 |
| 385, 6. | The shoulder-girdles of Cryptocleidus and of Ichthyosaurus | 755 |
| 387. | The skulls of Dimorphodon and of Pteranodon | 756 |
| 388–92. | The pelves of Archaeopteryx and of Apatornis compared, and a method illustrated whereby intermediate configurations may be found by interpolation (G. Heilmann) | 757–9 |
| 393. | The same pelves, together with three of the intermediate or interpolated forms | 760 |
| 394, 5. | Comparison of the skulls of two extinct rhinoceroses, Hyrachyus and Aceratherium (Osborn) | 761 |
| 396. | Occipital views of various extinct rhinoceroses (do.) | 762 |
| 397–400. | Comparison with each other, and with the skull of Hyrachyus, of the skulls of Titanotherium, tapir, horse and rabbit | 763, 4 |
| 401, 2. | Coordinate diagrams of the skulls of Eohippus and of Equus, with various actual and hypothetical intermediate types (Heilmann) | 765–7 |
| 403. | A comparison of various human scapulae (Dwight) | 769 |
| 404. | A human skull, inscribed in Cartesian coordinates | 770 |
| 405. | The same coordinates on a new projection, adapted to the skull of the chimpanzee | 770 |
| 406. | Chimpanzee’s skull, inscribed in the network of Fig. 405 | 771 |
| 407, 8. | Corresponding diagrams of a baboon’s skull, and of a dog’s | 771, 3 |
