Philippine Eagle

Here the details of the Philippine Eagle named bird below:

SCI Name:  Pithecophaga jefferyi
Protonym:  Pithecophaga jefferyi Bull.Br.Orn.Club 6 p.17
Taxonomy:  Accipitriformes / Accipitridae / Pithecophaga
Taxonomy Code:  grpeag1
Type Locality:  Samar, Philippine Islands.
Author:  Ogilvie-Grant
Publish Year:  1896
IUCN Status:  Critically Endangered

DEFINITIONS

PITHECOPHAGA
(Accipitridae; Ϯ Philippine Eagle P. jefferyi) Gr. πιθηκοφαγος pithēkophagos  ape-eating  < πιθηκοφαγεω pithēkophageō  to eat ape flesh  < πιθηκος pithēkos  ape; φαγος phagos  glutton  < φαγειν phagein  to eat; the impressive Philippine or Monkey-eating Eagle preys on flying-lemurs, monkeys and squirrels; "PITHECOPHAGA, gen. n.  Probably most closely allied to Harpyhaliaëtus, of South America.  Bill very deep and much compressed; the ridge of the culmen much curved, forming a perfect segment of a circle; nasal opening a vertical slit at the margin of the cere; lores and fore part of the face and cheeks covered with bristles only; a full occipital crest of long lanceolate feathers; legs and feet very powerful.  Tarsi mostly naked, with a row of large scutes down the front; sides and back reticulate, hexagonal scales on the planta very large, and terminating in three large scutes above the base of the hallux; soles of the feet covered with rough papillæ; claws very strong and curved.  Wings comparatively short and rounded, the primaries being very little longer than the secondaries, the first primary-quill much the shortest, and the fifth probably the longest (tip broken).  Tail very long, composed of twelve feathers and slightly wedge-shaped, the middle pair being about an inch longer than the outer pair.   1. PITHECOPHAGA JEFFERYI, sp. n." (Ogilvie Grant 1896); "Pithecophaga Ogilvie-Grant, Bull. Brit. Orn. Cl., 6, 1896, p. 16. Type, by monotypy, Pithecophaga jefferyi Ogilvie-Grant." (Peters 1931, I, 247). 

jefferyi
Jeffrey Whitehead (d. 1909) English stockbroker, father of explorer John Whitehead (Aethopyga, Chlamydochaera, Cissa, Pithecophaga).