3 5 O CHARADRIIFORMES 



margins. S. sieboldi is peculiar to Japan, ^S*. sororius and ^S*. 

 formosae to Formosa, S. permagnus to the Liu-Kiu Islands. 



Comparatively few fossil forms of the Columbidae have been 

 discovered, but Golumba occurs in the Lower Miocene of France 

 and in Malta, while Lithophaps ulnaris and Progura gallinacea 

 are recorded from the Queensland Drifts, and Alectoroenas ? 

 rodericana is an extinct species from Rodriguez. 



