white Sula plscator (?) only near Sombrero this afternoon 
and midway between Trinidad and Granada on the 13th, and 
the Sooty Tern also on only two occasions, yesterday and 
to-day. 
Perhaps the commonest and most generally-dis¬ 
tributed bird of these seas is the Dusky Shearwater (Puffinus 
auduboni ). Scarce a day has passed actually at sea when I 
have not noted a dozen or more and frequently t?ra or 
three hundred have been seen in the course of a few hours. 
Oceanites o ceanica completes the list, which 
numbers in all only ten speciesi 
