SYNOPSIS OF THE TROCHILlDiE. 17o 
in tufts ; tail rounded, with a deep steel-blue band ; 
bill serrated. Inhabits the table land of Mexico. 
Placed by Lesson in Ramphodon t but with which we do not 
consider it allied. 
Pl. III. VoL. II. — 31. C. GiGAS, Gigantic Humming-Bird. 
— Oiseau-mouche Geant, rfei//. Gall. pl. 180. — O. 
mouche Patagon, Less. o. m. iii. Above brownish- 
green ; under parts light red, shaded with green on 
the flanks; tail very ample, forked. Inhabits Chili, 
The largest spedes knownj it has the dull colouring of Ph»- 
thomis. 
32. C. LEucoGASTER Omismya albiventris, Less. Col. 
Ixxiii. Above, golden-green; throat and breast white, 
the latter shaded into pale green ; forehead and 
cheeks of a deeper shade than the upper parts ; tail 
brown, very slightly forked. Inhabits Guiana. 
33. C. ARSiNOE, Arsinoe H umming-Bird. — L’Arsinal, Less. 
O. M. Supp. xxviii. Above golden-green ; front and 
under parts emerald-green ; secondaries and wings 
bright reddish-chestnut ; tail purplish-brown, very 
slightly forked. Inhabits Mexico. 
34. C. lENONE, CEnone Humming-Bird. — L’CEnone, Less. 
O. M. Supp. XXX. Head, neck, and throat rich blue ; 
back, breast, belly and shoulders golden-green ; rump 
and tail brilliant orange; tail considerably forked. 
Inhabits Trinitd. 
35. C. ? MACBOURUs, Swallow- tailed Humming-Bird — Tro- 
chilus macrourus, Gmel. F. forficatus, Lath. Ornis- 
myahirundinacea,jLm. Plumage of a bluish-black, 
with steel-blue reflections ; tail indigo-blue, very 
deeply forked ; shafts of the quills broad, as in Cam- 
pylopterus. 
Placed by Lesson in a division named '* Campylopteres til- 
rundeUcs." 
