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XVII. List of the species of Galeodides, with descriptio7i 
of a new species in the collection of the British 
Museum. By A. G. Butler, F.L.S., F.Z.S. 
[Read 7th July, 1873.] 
An elaborate Memoir on this group was published by 
M. Leon Dufour, in th€ Memoires de I'Academie des 
Sciences, vol- xvii. pp. 338 — 446, Paris, 1862, illustrated 
by four plates : in this paper the author gave a list (with- 
out references) of most of the species previously described, 
and conscientiously worked out the structure, both external 
and internal, of all the species known to him, from Algeria ; 
he characterized several new forms, of which he gave care- 
ful figures. 
1. Mandibles of R. im.pavida ? 
2. „ „ G. orientalis. 
3. „ „ G. Bengalensls. 
3a. Hind leg, with lamellae. 
a. The species, natural size. 
In his remarks upon the genus, M. Dufour dissented 
from Herr Koch as to the value of the tarsal joints 
as generic characters, and therefore applied the name 
Gcdeodes to the whole of the species ; he observed that the 
character by which Koch separated the genus Rhax was 
fallacious, there being two claws to all the tarsi : now 
TRANS. ENT. SOO. 1873. — PART III. (aUG.) G G 
