TYRANNULUS. 181 



Genus TYRANNULUS Vieill. 



Tyrannulns Vieillot, Analyse Nouv, Orn. p. 31, 1816. Type T. elatus 

 (Lath.). 



Fig. 77. — Tyrannulns elatus. 



The species on which this ^enus was founded is a small bird 

 and has a crest and patch of yellow in the middle of the crown. 

 The bill is proportionately small, the width being about two-thirds 

 the length of the exposed culmen. Jhe wing is rounded, the 

 second, third, fourth, and fifth primaries longest and equal, the 

 first about equal in length to that of the sixth. The tail, which is 

 square at the tip, is about three-fourths the length of the wing. 

 The tarsus is about twice the length of the exposed culmen. The 

 hind toe and claw are about equal in length to the middle toe and 

 claw. Coloration : male and female similar. 



470. Tyrannulns elatus. 



Latham's Flycatcher. 



Sylvia elata Lath. Ind. Orn. ii. p. 549, 1790 (Cayenne). 



Tyranmilus elatus Cab. in kSchomb. Reis. Unian. iii. p. 702, 184S ; 



Salvin, Ibis, 1885, p. 294 (liartica Grove) ; Sclatcr, Cat. B. Brit. 



Mus. xiv. p. 128. 1888 (Bartica Grove); Brabourne & Chubb, 



B. S. Amcr. i. p. 287, no. 2927, 1912. 



Adult. Back olive-green ; upper wing-coverts dark l)rown with 

 yellowish-white tips to the median coverts and yellowish-white 

 outer edges to the greater series, like the innermost secondary- 

 quills ; flight-quills blackish, the outer webs slightly edged 

 with yellowish green and margined with sulphur-yellow on the 

 inner webs ; tail dark brown, tipped and margined on the outer- 

 most pair of feathers with yellowish white; head l)lack, the 

 feathers long and narrow which form a crest, the central feathers 

 lemon-yellow; sides of face and throat, grey, more or less mixed 

 with whitish; breast and sid(^s of tlio boily yellowish olive j 



