Genus— L E U C 0 S ARCIA. 
Leucosarcia Gould, B. Austr., II., PI. 63 (1843) . . . . L. melanoleuca. 
This monotypic genus has been placed by Count Salvador! in his subfamily 
Geotrygoninm, the members of which have no metallic spots or patches on the 
wings. Leucosarcia melanoleuca, the only species in the genus, is a large bird. 
The exposed portion of the culmen is very short, the frontal feathering extending 
to the middle of the beak, and reaching almost as far as the nostrils. 
The tail consists of fourteen rectrices, and is moderately long and strongly 
rounded. Metatarsus bare, longer than the middle toe. Wing rounded, third 
and fourth primaries longest. All the toes have the skin of the soles laterally 
expanded. 
Distribution. Australia. (One species only.) 
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