84 MANUAL OF PHILIPPINE BIRDS. 



A full-o-rown yoitng l)inl lla^; uppoi" ])arts light lirowii : sides of head 

 and neck buify l)rown, mottled and streaked with white: chin and upper 

 throat white; a wide dull huffy brown band around neck: l)reast and 

 abdomen pure white; thighs buff-brown. 



"Comparatively rare. Several specimens were secured by the Steere 

 Expedition in a little pond in Guimaras. Fairly common in the Laguna 

 de Bay, Luzon, but we failed entirely to find it in the Laguna de Xaujan, 

 Mindoro." (Bonni!<: and Worcesier MS.) 



Order PROCELLAEIIFORMES. 



PETRELS AND SHEARWATERS. 



Bill strong and moderately long, terminating in a strong, sharp, over- 

 hanging hook or nail; nostrils impervious and tubular, opening forward 

 or upward; feet moderate; toes webbed; hind toe small and elevated, 

 rarely al)sent. Oceanic birds of strong flight and wandering habits; 

 colors black, brown, and white. Eggs white, deposited in burrows or 

 among piles of loose stone ; young covered with down and fed for some 

 time before leaving the nest. 



Families. 



a\ Smaller: wing le?(s than 150 mm Procellariidae (p. 84) 



a^ Larger: wing more than 300 mm Puffinidae (p. 84) 



Family PROCELLARIID^. 



Xasal tube prominent, vertically truncated and witli a thin partition. 



Subfamily PROCELLARIIN^E. 



Genus OCEAXODKOMA K'eichenbach, lS5->. 



Wing less than 180 mm. ; tarsus not longer than middle toe with claw ; 

 tail emarginate or slightly forked ; tarsus less than twice as long as 

 culmen. 



74. OCEANODROMA sjjeeies MeCregor. 



PETREL. 



'Occauoilroma sp. McUrkgor, I'lill. Philippine Mvis. ( 1!»04). 4, 12: McriREr.oR 

 and WoRCKSTER. Hand-List (lOOti), lit. 



Luzon ( Mcflrcyor ) . 



The only specimen representing this genus and known to have been 

 taken in the Philippines is in very poor condition and can not be deter- 

 mined specifically. It came aboard ship near Mariveles, Luzon, during a 

 storm on July 28. UXI3. 



Family PUFFINID^. 



Xasal case low and broad ; end of lower mandible hooked like the upper. 



