18 RASS ERS 
covered with brown and greyish spots and streaks round the larger end. The curious dances 
performed by the males in the breeding season have been described by various observers (ctr. 
Nutting, Proc, U.S. Mus. Vol. 5, p. 396; Ihering, Zeitschr. Ges. Ornith. Vol. 2, p. 138-139, etc.). 
Geographical Distribution. Central America from Guatemala southwards and South 
America down to S. E. Brazil, Paraguay and the Argentine province Misiones. 
ae INO) AMSUE SIP CMES: INNID) SWS IP IBCINaS 
1. General colour black and blue. Crown wholly oy partly ved or yellow (OC) « De 
— General colour green. No black, ved or yellow in the plumage (Q Q ) OE 
2. All the under surface from the chin to the under tail coverts black . an 
— Only the throat and under tail coverts black, remainder of undey parts pale blue 8. C. CAUDATA. 
3. Middle pair of tail feathers excessively elongated, lineiform and exceeding the 
OLR TAGLAR AMO MID HOO UES 5 5 6 6 a a 5 8 © 6 6 oo Oy WRIAIG, 
— Middle pair of tail feathers elongated, pointed and exceeding the other vectrices 
by abounlrD mm 27 te mee ee Se) ee ae ees CAN CE OD AAR 
— None of the tail feathers elongated . 4. 
an Vieniscal crestilemoi yellow.) ar) eee en 2G) fs Oa CaREGINGS 
— Vertical crest ved . a 
5. Back pale blue, crest long and full, wearin Wing 783 -62mm. . . ; 2. ©. PAREOLA ATLANTICA. 
— Back pale blue, crest also dark scarlet, but much shorter. Wing 70-73 mm. . 1. C. PAREOLA PAREOLA. 
— Back azure blue, crest short, light scarlet. Wing 7o-72 mm. . . . . ., 3. C. PAREOLA NAPENSIS. 
— Bach a shade darker blue than in n°> 1 and 2; crest much smaller than in 
nes t-3, and considerably darker, crimson. Wing 72-73 mm. . . 4. C. PAREOLA BOLIVIANA. 
. Plumage bright oil green, under parts very slightly paler than the ee ones 8. C. CAUDATA. 
— Upper parts light oil green, lower parts dull greyish green, sometimes pale 
yellowish in the middle of the abdomen . i Ag te SS We 
7. Middle pair of tail feathers much elongated, lineiform, exceeding the other 
vectrices by at least60 mm... 2 et eu wa ee es GOINIDARRTS: 
— Middle paiy of tail feathers slightly el elongated, hae exceeding the other 
rectvices by about TO-TD mm. tee es ee Oe) CL ANGE ODATAE 
— None of the tail feathers elongated . 8. 
8. All the lower surface dark greyish green . . 5. C. REGINA. 
— Throat, chest and sides pale greenish, middle of b breast and abdomen ve 
yellowish g- 
QurSmaller = Wing O8-ZOMME .- () a:) es 1 en Cen eee ce PAREOLA PAREOLA. 
29 
te 
— Larger : wing 73-77 mm, 
1. Chiroxiphia pareola pareola (Linnzus). 
Pipra pareola Linnzus, Syst. Nat. ed. 12, Vol. 1, p. 339 (1766) (ex Brisson, Edwards and Marcgrave : 
Cayana »). 
Manacus superbus Pallas, Spicil. Zool. Fasc. 6, p. 8, t. 3, f. 1 (1769) (Surinam). 
. PAREOLA ATLANTICA (1). 
« Brasilia, 
Pipra plumata P. L. S. Miiller, Natursyst. Suppl. p. 177 (1776) (ex Daubenton, Pl. enl. 303, f. 2[= @ juv.]. 
Cayenne). 
Hab. Cayenne, Surinam, Brit. Guiana, Brazil: on the Amazons to the west as far as Santarem and 
Obidos, in the eastern states south to Espiritu Santo. 
(1) The females of C. pareola napensis and C. pareola boliviana are unknown to the author. 
