78 



Monsieur Audouin suspects that the original word 

 was Petrobus, and not Patrobus, signifying that 

 these insects live chiefly under stones. The Pa- 

 trobidse are connected on one hand with the Pogo- 

 nidse and with Broschidse on the other. 



Sp. 76. Elegans. — Probably a Catascopus, and 

 one of the genera of the family of the Pericallidse 

 Hope. At page 105 of this manual will be found 

 a table of the genera belonging to it. Little is 

 known respecting the habits of Catascopus. I con- 

 sider that in warm climates it takes the place which 

 Elaphrus does in our northern regions. The 

 species are chiefly blue or green, and are more nu- 

 merous than is generally imagined. 



The genera of this family evidently approach the 

 Elaphridse, and certainly have a close affinity with 

 them. The situation in which they are placed by 

 the Baron De Jean, namely, before the Anthiadse, 

 is clearly anything but a natural arrangement. 



Sp. 79. Tenuicollis. — Fabricius mentions this 

 insect as inhabiting the Cape of Good Hope and 

 the East Indies. The former appears to be its 

 correct locality ; probably two species have been 

 alluded to. 



Sp. 80. Ruficollis. — Now a Calleida of De Jean. 

 There is a doubt respecting the country of this 



