490 MANUAL OF PHILIPPINE BIRDS. 



Tlie elusivo cuckoo shrike seems to be closel}' related to E. evereiti, but 

 no direct comparison can be made as tlie latter species is not represented 

 in the Bureau of Science collection. 



Genus PEEICROCOTUS Boie, 1826. 



Bill short and sliglitlv flattened; wihg and tail nearl}- equal in length, 

 or wing shorter than tail; rectrices very narrow and strongly graduated, 

 the outermost pair being less than one-half the middle pair. Length 

 usually less than 200 mm. Excepting the gray and wdiite P. cinereus 

 which is migratory, the Philippine species are glossy black and some 

 shade of bright yellow, red. or orange. 



Species* 



a^. Under parts bright red or yellow. 



6\ Breast and abdomen yellow or orange. 



c'. Breast, abdomen, and crissum bright egg-yellow marchesae ( p. 4H0 ) 



c". Breast, abdomen, and crissum orange. 

 (P. Rump and tail-coverts ponipeian-orange. 



e^. Bill longer and wider , leytensis (p. 402) 



e-. Bill sliorter and narrower nevus (p. 491) 



d'\ Rump, tail-coverts, and under parts lighter orange., johnstonise (p. 492) 



b-. Breast and abdomen fiery vermilion igneus (p. 493) 



c". Under parts white; no red nor yellow on any part of the plumage. 



cinereus (p. 493) 



459. PERICROCOTUS MARCH ES/E Guilleniard. 



MARCHESA MINIVET. 



Pcricrocotus mnrchesw Guillkmakd. Proc. Zool. Soc. (1885), 259, pi. 18, fig. 

 1; SiL-VRPK, Hand-List (-1901), 3, 300; McGregob and Worcester, 

 Hand-List (1906), 77. 

 Sulu {Guillemard, Platen, Bourns & Worcester) . 



Adult male. — Entire head, chin, throat, and anterior half of ))ack 

 glossy blue-black; lower back, i-ump, tail-coverts, and all of the under 

 parts, e.xcept chin and throat, bright egg-yellow; wings glossy black; a 

 diagonal yellow band begins on middle of fifth primary and extends on t'o 

 the secondaries where it becomes wider; inner greater secondary-coverts 

 widely tipped with yellow; four or five secondaries each with a yellow 

 spot near tip; rectrices black, all but the central pair with wide 3'ellow 

 tips. Wing, 77; tail, 80; culmen from base. It: bill from no.stril, 10; 

 tarsus, 15. 



''This fine bird was several times found in fiocks in 8ulu, both in the 

 forest and in the open. Iris, bill, legs, feet, and nails black. Six males 



* This key can be used with adult birds only. 



