Spine [ - front cover, endpapers, tp, toc, pages 1 - 5 ]

Page 6 [ - 18 ]

Plate 1. Sphoeria.

Plate 2. Sphoeria.

Page 19 [ - 41 ]

Page 42 [ - 59 ]

Plate III. Salmo microps.

Page 60 [ - 82 ]

Page 83 [ - 105 ]

Page 106 [ - 118 ]

Plate IV. Muronaephis.

Plate V. Saurus minutus.

Page 119 [ - 135 ]

Plate VI. Selenia aurea.

Page 136 [ - 153 ]

Plate VII. Streptanthus maculatus

Page 154 [ - 171 ]

Plate VIII. Anemone nuttallii

Page 172 [ - 194 ]

Page 195 [ - TP Part II, TOC, - 213 ]

Page 214 [ - 236 ]

Page 237 [ - 249 ]

Plate IX. Simia concolor. Harlan.

Plate X. Organs of the generation of the Hermaphrodite Simia concolor.

Page 250 [ - 273 ]

Page 274 [ - 291 ]

Plate XI. Testudo elephantopus.

Page 292 [ - 314 ]

Page 315 [ - 332 ]

Plate XII. Section of the shaft and lateral drifts of the Perkiomen lead mine.

Page 332 [ - 354 ]

Page 355 [ - 377 ]

Page 378 [ - 395 ]

Plate XIII. Buprestis harrissi. Elater vernalis. Amphicoma vulpina. Notoxus anchora.

Page 396 [ - 408, endpapers ]

Back cover

Page 83

Page 167

Page 241

Page 269