34 
ROOM IX. 
Nat. Hist. 
Case 12. 
(D.) Dynastidae and Cetoniidse: to the former family 
belong some of the largest coleopterous insects, and 
the latter are remarkable for their brilliant colours, and 
metallic tints. 
(E.) Lucanidae: in this family is the Stag Beetle 
( L . cervus ), a German specimen is exhibited rather 
singular from its enormous jaws. This compartment 
contains many interesting specimens illustrative of the 
Heteromerous Coleoptera. Cureulionidae: amongst 
these is the Diamond beetle (Entimus imperialis ), an 
interesting object for the microscope. 
(F.) Cureulionidae: the Palm Calandra (C. palma- 
runi). The larvae of this species, are used in the 
West Indies for food. Cerambycidae: many species 
will be seen of these insects, which are remarkable for 
the length of their antennae: in the caterpillar state 
they feed on the wood of trees; they abound in all hot 
and well wooded countries. 
Case 13. 
(G.) Cerambycidae continued. Chrysomelidae: the 
Cassida or tortoise beetle, &c. To the 2nd Order 
DERMAP TER A belongs the Forficula or earwig, 
a specimen of which is exhibited with the wings ex¬ 
panded. The Order DICTYOPTERA contains the 
Blatta of Linne or cock-roach. 
(H.) Order ORTHOPTERA contains the Phasma 
and walking-stick insect; the Mantis, locust, grass¬ 
hopper, mole-cricket, &c. 
(I.) Orthoptera continued. Order iV EUROPTERA 
contains the Libellulae or Dragon flies; Panorpa, scor¬ 
pion fly, &c. 
Case 14. 
(K.) Neuroptera continued, with specimens of Bit- 
tacus, 
