FAMILY BUCCONIDAE 469 



tail coverts white; feathers of side of jaw and neck edged very 

 narrowly with black or slate, producing indistinct bars, these markings 

 sometimes present also on hindneck, but faintly; a broad black band 

 across breast ; flanks slate-gray, barred lightly with white ; edge of 

 wing and under surface of primaries at base white ; under wing coverts 

 white toward body, outer area black. 



Figure 57. — White-necked puffbird, martin del monte, Notharchus macrorhyn- 

 chos hyperrhynchus. 



A male, taken at Juan Mina, Canal Zone, January 10, 1961, had 

 the iris bright reddish brown ; bill black ; tarsus, toes, and claws dusky 

 neutral gray, with narrow lines of dull white separating the scutes. 

 Another male, from Caiiita, Panama, February 8, 1962, had the iris 

 dark red ; bare eyelid grayish white ; tarsus and toes dark neutral 

 gray ; claws black. Inside of mouth in both black. 



A female, collected at Puerto Armuelles, Chiriqui, January 30, 

 1966, had the iris bright red; bill black; inside of mouth, and both 



