PANDIONID.^ 



PANDION 



399 



in which runs the extensor hallucis tendon ; other characters as in 

 the Fakonida. In all the points above mentioned the osprey 

 shows a strong approximation to the owls and must be regarded to 

 a certain extent as a link between the diurnal and nocturnal birds 

 of prey. 



Genus I. PANDION. 



Type. 



Pandion, Savigny, Dcscript. Egypt. Ois. p. 272 (1809)... P. haliaetus. 



Culmen rounded and hooked, mandible slightly festooned but 



not toothed ; nostrils narrow oblique ovals with overhanging mem- 



Fm. 139. Foot of Pandion haliaetus. x 



brane ; wings very long, pointed and sickle-shaped, exceeding the 

 tail in length which is short and nearly even ; tarsus very short and 

 stout about equal to the middle toe, covered with small granular 



