Xiphorhynchus flavi^aster flavigaster Sv^ainson 

 Xiphorhynchus flavi paster Swainson Type 



No. number. Collection- C ambri d ge , Vv" ing 110, tail 

 92. Base culmen^^ nostril';""//f7o]>37.5. Depth — 

 tarsus 22.5, middle toe minus claw 18. 5* Locality 

 "Mexico. " 



Adult in fresh fall plumage. Typical Bullock skin 

 probably a female. Tag reads 



Xiphorhynchus s 



flavigaster Sw, 

 Bullock Mexico 



TEis is typical - or rather supertypical-of the race 

 now knov;n as megarhynchus Nelson, both in color and 

 in the extraordinary bill.' 



July U, 1938. 



A. J. Van Rossem 



