'290 ORISMOLOGY. 
40. Olive (Olivaceus). A brownish green. The co- 
lour of olives. — Ex. Dytiscus marginalis. 
41. Fuscous (Fuscus). A dull brown. — Ex. Hipparchia 
Semcle. Prionus scabricornis. 
42. Ferruginous (Ferrugineus). A yellowish brown 
with some red. The colour of the rust of iron. — 
Ex. Base of Under Wings of Smerinthus Populi. 
Gastropacha quercifblia. 
43. Cinnamon-coloured [Cinnamomeus). A yellowish 
brows. The colour of cinnamon. — Ex. Prionus 
cinnamomeus. 
44. Brown (Brnnneus). Pure brown. — Ex. Dark parts 
in the Primary Wings of Euprepia Caja. 
45. Bay (Badius). Bright red brown of the chestnut. — 
Ex. Elytra of Melolontlia vulgaris when the hairs 
are rubbed of. 
46. Chestnut (Castaneus). Colour of the dark part of 
the chestnut. — Ex. Elytra of Lucanus Cervus. 
47. Piceous (Piceus). Shining reddish black. The co- 
lour of pitch. — Ex. Prionus coriarius. 
48. Fuliginous (Fuliginosus). The opaque black of 
soot. — Ex. Wings of Lithosia rubricollis. 
49. Black {Niger). A dull black with some brown. 
— Ex. Pachygaster niger. 
50. Atrous (Ater). Pure black of the deepest tint. 
— Ex. Liparus anglicanus. 
vi. SPLENDOUR. 
a. gemmeous. 
1. Margaritaceous (Margaritaceus). Glossy, white 
with changeable tints of purple, green, and blue. 
