268 



ORNITHOLOGICAL EXPLORATIONS. 



toe without claw, this being the case even in specimens from Alaska. It 

 will therefore be well not to unite the two races, the American form being 

 Clivicola riparia clnerea (Vieill.). 



List of specimens ohtained. 



It occurs in the vicinity of Petropaulski, but is not, as it would seem, 

 very common. It has been said to visit the island of Bering occasionally, 

 but I have doubts as to the correctness of the statement, as no speci- 

 mens seem to have been obtained. It is certain that it was not seen 

 there during my sojourn. 



Three sets of eggs were obtained, measuring as follows : 



All the eggs were very evenly and regularly speckled with minute^ 

 black dots. These could be washed away completely from the fresh eggs, 

 while now, a year afterwards, they are difficult to remove, if it can be 

 done at all. 



