XXVI LIST OF ENGRAVINGS. 



Fig. Page 



139 to 141 Feet-jaws belonging to the first, second, and 



third pairs, (id.) 287 



142 True foot, belonging to the first pair, (id.) 287 



143 Julus terrestris 299 



144 Muscles of the trunk of the Melolontha vulgaris, 



(Straus Durckheim) 300 



145 Eggs of Bombyx mori 305 



146 Larva of the same 305 



147 Pupa of the same 305 



148 Imago of the same 305 



148* A Caterpillar of the Phalena striaria, (Hubner) 315 



B The same in a rigid position, (Lyonet) 315 



149 Calosoma Sycophanta, (Kirby and Spence) 320 



150 Analysis of skeleton of the same, (Cams) , 321 



151 Hind view of the segment of the head in the same, (id.) 321 



152 Suckers on the foot of the Musca vomitoria, expanded ; 



magnified view, (Bauer) 333 



153 Cushions on the foot of the Cimbexlutea, magnified, (id.) 333 



154 Suckers on the under side of the foot of a male Dytis- 



cus marginalis, (id.) 333 



155 Cushions and sucker of the Acridium biguttulum, 



Latr. (id.) 333 



156 Dytiscus marginalis, upper side, (Roesel) 336 



157 Lower side of the same insect, (id.) 336 



158 Notonecta glauca, (Roesel) 337 



158* Fore leg of Gryllotalpa, (Kidd) 343 



159 Wing of Gryllus nasutus. Orthoptera 350 



160 Wing of Libellula grandis. Neuroptera 350 



161 Wing of Ichneumon persuasorius. Hymenoptera .. 350 



162 Wing of Tipula oleracea. Diptera 350 



163 Sting of Anthophora retusa, (original) 350 



164 Separate scales of the wing of Hesperia Sloanus, 



(original) 355 



165 Arrangement of the scales in the wing of the same . . 355 



172 Longitudinal section of the thigh-bone to show the 



cancellated structure, (Cheselden) 373 



173 Longitudinal section of the humerus, (id.) 373 



174 Ossification of the parietal bone, (id.) 379 



