BIRDS OF NORTH AND MIDDLE AMERICA. 5438 
aa. Under parts mostly gray. (Adult females.) 
b. Lateral rectrices blackish to extreme base; gray of under parts paler; under tail- 
coverts white. (Riccordia ricordii.) 
c. Tail averaging 38.5, average depth of fork 15.8. 
Riccordia ricordii ricordii, adult female (p. 543). 
cc. Tail averaging 36.9, average depth of fork 12.8. 
Riccordia ricordii seeneoviridis, adult female (p. 545). 
bb. Lateral rectrices with basal half or more bronzy; gray of under parts darker; 
under tail-coverts brownish gray. 
Riccordia swainsonii, adult female (p. 546). 
RICCORDIA RICORDI RICORDIT (Gervais). 
RICORD’S EMERALD. 
Adult male.—Above rather dark metallic bronze-green, darker and 
decidedly duller on pileum; four middle rectrices dark metallic bronze 
or greenish bronze, the next pair similar but with inner webs greenish 
black; two outer pairs of rectrices greenish black, or black faintly 
glossed with bluish green or greenish blue, the outer web of next to 
outer pair slightly bronzed; remiges dark brownish slate or dusky, 
faintly glossed with violaceous; under parts brilliant metallic green 
(yellowish emerald green) ; femoral tufts and under tail-coverts white, 
the latter sometimes with a few small spots or streaks of grayish on 
lateral feathers; maxilla dull black; mandible brownish (pinkish or 
reddish in life ?), with tip dusky; iris dark brown; feet dusky; length 
(skins), 97-105 (100); wing, 50-55 (52.3); tail, 36—47.5 (43.4); middle 
rectrices, 18.5-22 (20.4); culmen, 14.5-18.5 (17.1). 
Adult female—Above similar in color to adult male; beneath 
brownish gray (between drab-gray and smoke gray), the sides, from 
neck to flanks inclusive, metallic green, with feathers gray beneath 
surface; anal tufts white; a grayish white postocular spot; bill, etc., 
as in adult male; length (skins), 92-101 (96); wing, 48-52.5 (50 .7); 
tail, 36-42.5 (38.5); middle rectrices, 21-24.5 (22.7); culmen, 17.5—19 
(18.1).° 
« Thirteen specimens. b Twelve specimens. 
Lateral] Middle| Ex- 
Locality. Wing. | rec- rec- | posed 
trices. | trices. |culmen. 
MALES. 
Ten adult males from eastern Cuba..-.....--2-----0-- eee ee eee eee eee 52.6 43,2 20.4 17.2 
One adult male from western Cuba..-...-...-..-.2. 22-2220 e ee ee eee 52 44 22.5 18 
Twoedult niles from isle of PIMOS. c.c.cesc0s peeevyesaegss oereswewoe nes 51 44.5 19.2 16.2 
Fifteen adult males of R. 7. encoviridis from Bahamas.........--------- 52.8 41.6 22.6 17.4 
FEMALES. 
Two adult females from eastern Cuba.........---------+--+--- 22-2 reer 49.5 39.5 21.5 17.5 
Eight adult females from western Cuba.......-----.---------2--- eee 50.9 38.6 22.8 18.1 
Two adult females from Isle of Pines. ..........-..------2+-+0----ecee ee 51.5 37.2 23.2 18.2 
Nine adult females of R. r. eneoviridis from Bahamas......------------ 51.8 36.9 24.4 18.4 
