ORNITHION. 179 



bill is .short and cU^presscd, the width at the base is about halt' the 

 length of tlio exposed culiiieii. The -wing is rounded, the second, 

 third, and fourth primaries longest ai)d equal, the first primary is 

 shorter than the fifth but longer than the sixth. The tail is square 

 at the tip and about three-fourths the length of the wing. The 

 tarsus is scutellated in front and about equal in length to the 

 middle toe and claw. (Joloiation : male and female similar. 



Keij to the Species. 



A. Base of forehead white in contrast to the 



crown of the head ; breast and abdomen 



leniun-yel]()\v O. inerme, p. 179. 



B. Base of forehead uniform with the crown of 



the head ; breast and abdomen sulpluu-- 



yellow O. juisilluin, p. ISO. 



4:68. OrnitMon inerme. 



Haktlaub's Flycatcher. 



Oniithioii inerme Hartl. J. f. 0. 1853, p. 35 (Bahia) ; Salvin, Ibis, 

 1SS5, p. 2!)3 (Bartica Grove); Sclater, Cat. B. Brit. Mas. xiv. 

 p. 125, 1S88 (Carimang Itiver) ; Brabourne & Chubb, B. S. Anier. 

 i. p. 287, no. 2921, 1912. 



Adult. Crown of head and lores dark slat(!-grey, a cons|)icuous 

 line of white across the base of the forfdiead ; the short feathers 

 round the eye whitish; sides of face dusky; hind neck, entire back, 

 upper tail-coverts, scapulars, and lesser upper wing-coverts dark 

 green ; median and greater upper wing-coverts blackish tip[)ed 

 with yellowi.sh white ; bastard-wing and primary-coverts blackish 

 brown ; flight-quills similar with pale margins on the inner webs 

 and green edgings on the outer webs of the secondaries; tail dark 

 brown, the feathers slightly fringed witli green ; chin greyish 

 white; throat gi'cy ; breast yellowish green; abdomen, under 

 tail-coverts, axUlaries, and under wing-coverts lemon-yellow, 

 rather [»aler on tli(; last ; under surface of flight-quills brown 

 with yellowish-white inner edges. 



Total length SO nun., exposetl culnien 7, wing K*, tail 28, 

 tarsus 12. 



The specimen from which the description is taken was collected 

 at thf! Kanudvubra Kivcr. 



llrcediiKj-season. Unknown in I'.ritish Guiana. 



Stul. Unrecorded in British Giuiana. 



N 2 



