ILLUSTRATIONS. XV 



125. Suspended caterpillar of Vanessa JLntiopa splitting 



its skin for the evolution of the chrysalis, four 

 figures, 276 



126. Chrysalides of Vanessa urticce suspended, with the 



anal hooks magnified, and old skin fallen off, four 

 figures, 278 



127. Black-veined white butterfly, caterpillar, and chry- 



salis, three figures, 280 



128. Caterpillar and chrysalis of swallow-tailed butterfly, 



three figures, 281 



129. Pupae of blow-fly and syrphus, four figures, 284 



130. Transformations of the gnat (Corethra plumicor- 



ms), six figures, 287 



131. Pupa of chameleon fly, three figures, 292 



132. Pupa of lappit moth, three figures, 294 



133. Chrysalis of Gonepteryx Rkamni, 300 



134. Pupa of Laria fascelina, ib. 



135. Pupa of Sphinx Ligustri, ib. 



136. Spiracles of pupae, two figures, 302 



137. Pupae of the gnat and Tipula , four figures, 304 



138. Transformations of Chironomus plumosus, four 



figures, 305 



139. Case fly, with the pupa, and the grate-works of the 



opening of the latter, four figures, 321 



140. Pupas of Cossus and JEgeria, 323 



141. The fly and pupa of the ant-lion, four figures, 335 



142. Transformation of the dragon-fly, five figures, 337 



143. Blow-fly, magnified, two figures, 338 



144. Wings of insects, showing the nervures, six figures, 344 



145. Twenty-plume moth, two figures, 345 



146. White-plume moth, ib. 



147. Specimens of deformed butterflies and moth, three 



figures, 350 



148. Red spider, and the head, magnified, two figures, 359 



149. Head of the garden spider magnified, ib. 



150. Phalangium, 360 



151. Hydrometra stagnorum, magnified, ib. 



152. Ploiaria vagabunda, magnified, 381 



153. Neides elegans, magnified, ib. 



154. Hydrometra stagnorum, natural size, 382 



155. Hydrachna geographica, magnified, two figures, ib. 



156. Velia rivulorum, ib. 



157. Julus terrestris, two figures, 386 



158. Oil-beetle, ib. 



