INVERTEBRATE ANIMALS. 103 



Note the wondrous boru-like extensions of the 

 thorax in Chalcosoma Atlas, and the prodigi- 

 ous forelegs in Euchinis long'imanus. 



Upper Compartment. 



Observe the projection of the thorax in Dynastes- 



Neptimus. 

 Specimen of carved Ancient Egyptian Scarabseus. 



Group 237.— Families LUCANID.E, DYTICIDJ^:, and 



others. Carrion-beetles, Necrophaga ; Stag-beetles, 

 LiicanidcE ; Predaceous Water-beetles, Hydradephaga, 

 &c. British species, 600. 



H ChiasognatJius Grantii, Chili, &c. 



Group 238.— Division GEODEPHAGA. Predaceous Land- 

 beetles. Tiger-beetles, CicindeUdcs ; Carahidce ; Bom- 

 bardier-beetle, Brachinus crepitans, &c. British 

 species, 350. 



H Mormolyce Phyllodcs, Java ; Manticora scabra, 

 Africa, &c. 



Order HYMENOPTERA. vfj^Yjv, a membrane; Trrspov, a wing. 



The species of Hymenoptera have been estimated at 25,000, but no 

 work has appeared on the whole of the Order comparable loith the 

 great work of Lacordaire on the Coleoptera. In this coinitrij, 

 collectors of Butterflies and of Beetles are more numerous by many 

 times than collectors of the Hymenoptera ; yet these, in their 

 biology, are far more interesting than any other order of insects. 



Group 239.— Divisions TEREBRANTIA and ACULEATA 

 in part. Saw-flies, Tcnthredince ; Gall-^ies, Cynipidce ; 

 Ichneumons, Wasps, Hornets, &c. 



More than 250 kinds of galls have been described, 

 many of which are formed by Cynipidce on 



