Australian Birds in the Collection of the Linnean Society. 263 
about. The people who accompanied him observed that they 
must be lost, or they would never remain in so dreary a country. 
—On the whole, however, he considered them as gregarious. 
Genus. PTILONORHYNCHUS. Kuhl. 
1. MacLzavir. Lath. MSS. Ptil. metallicè ater; plumis ni- 
tentibus sericeis, rostri apice pedibusque flavescentibus. 
Fœm. suprà viridis, subtus pallidior, maculis albis lunulisque fus- 
cis variegata : pteromatibus, remigibus, rectricibusque rufo- 
brunneis. 
Mas. Pteromata atra apicibus metallicè nitentibus. Remiges 
rectricesque atræ sine nitore, subtus fuscescenti-atræ. Man- 
dibule ad basin nigra, marginibus apicibusque flavescen- 
tibus. Longitudo corporis, 19-3, ; ale a carpo ad remigem 
quartam, 6%; caude, 444; rostri ad — 18, ad ric- 
tum, 14^ ; tarsi, 14. 
Foem. Pileus olivaceo-viridis : nucha, dorsum, uropygiumque 
- olivacescenti-virides ; ; rhachibus plumarum pallidioribus. 
Genarum plumarum rhaches albæ. Gule plume albæ mar- 
gine gracili fusco. Juguli plumæ in medio albidæ fusco- 
marginate, rhachibus albis: pectoris abdominis crissique 
plume flavescentes, in medio lunulà transversa fusca fasci- 
ate, rhachibus albis. Pteromatum remigumque secunda- 
riarum internarum apices fulvæ, tenia pergracili pallida 
terminate. Tectrices inferiores albidæ, fusco-maculate lu- 
nulateque. Remiges subtus pallidè fuscescentes, basi in- 
ternè fulvæ. . Rectrices subtus pallide fusce, basin versüs 
pallidiores. Rostrum nigrum. Pedes pallidè fusci. Di- 
mensiones corporis pauló grandiores quàm in mari. 
In honorem Atexanvri MacLeay, Armigeri, Societatis Lin- 
neant nuper SECRETARII, qui collectionem Australem avi- 
bus 
