186 
U. S. P. R. R. EXP. AND SURVEYS—ZOOLOGY—GENERAL REPORT. 
List of specimens. 
Catal. | Sex and Locality. When col- | Whence obtained. | Orig. | Collected by— | Length. Stretch | Wing. Remarks. 
No. age. lected. | No. of wings.) | 
|__| 
1857 fot Fort Union, Mex... | USA Nescicle cele! | Soke BAIT ss sc Bhd sacs Be Harris... sec. ssesisvee| es ge Jellies Se ec ceccscccccscccone 
ADVAN TOMO! | eeere IOs palawscelleveconstilUly 18) 1843) \avenced0.n saciieesecai|essisct J. Auduboneecses|seceseed| se. Ssocsulssieselecscwssess Sentenie 
5268 |..seeees Near Fort Union.......| Aug. —, 1856 | Lt. Warren.... 2.5.) e000. Dr. Hayden's. ea5)\00.\s00- occceee|sceccclcccccscccccccees seeeee 
5267 Q Knifeiriver,.on Missouri) Sept. 11; 1856! |....0-dO. sooeessee|ssseesfeae anv heoncrenad 7.00 | 12.00 4.00 | Iris brown..... seeee 
5269 Q Cannon Ball river...... Sept..26; E56) |.00.s dO. secceseceslooee 0eQO), cocoons 7.00 | 12.50 | 4125: \ cceese saeeen eens eee 
EEY | ongooo Camp 4, Black hills ....) Sept. 7, 1856 |...... (16s Serene cond] soc ec alaielL Oseiniclataierara’s 7.50 | 13.25 | 4.12 Tris DrOWN. ceccccecee 
21753) |Seres Divide forks, Platte ....| Aug. 15, 1857 | Wm. M. Magraw ..| 148 | Dr. Cooper .. 7.50 | 13.25 | 4.75 | Iris brown, bill and 
| | | feet black. 
B7BQ | --0+ +e North Fork, Platte .....] Aug. 14, 1857 |...... Othe ceeasinees LSS il isascise ge Os cieces se] ages rrr, es oo [etter eeeeee eeeees 
5635 Q Mts near Pole creek....| July 24, 1857 | Lt. Bryan. ........ 147 | W.S. Wood..... TeDO)} L255) ecieeiete | on occ cccvcccnecce 
8894 Q ceseeccscccccscesccvee.| JULY 16, 1857 | Lt. G. K. Warren..|..... Dr. Hayden...... 7.00 | 12.50 4.00 | Iris brown. ....sse0s 
6969 fo Black hills, N. T.......| July 21, 1857 | Gt BYVAN pitcleciecis 308 | W.S. Wood.....].- isleisie(sl| s.aisteleieis |. sees|ceveerccccce rece 5d 
7229 |eccee WVEStErnMTeXASicccaicsclel ssoslosseieess os | \CAPL PRONE ris: sje esie'l esis'ss)s DY s FLENTY# sive 'saieisi|seeelesise||cecsiec'as | seeceeloos aese cas eecee ecccee 
7230 |e eee ose Coppermines;| NeW. 5 o3i|siseee- sienciee Major Emory ..ce.s|secce.| Mr. Clark . ssces.Jeccees democy fen Sh eeeee eee eennereeeees 
eeeccces AUMU wasaiealaraelvcivsinssy | eine sjneka'anee eg | Capt. Sitgreaves...|......} Dr. Woodhouse,.|....... setae eeclececce Pe aeeeeeeseeeeee 
7228 |eores Bill Williams Fork ,....| Feb. 10,1854 | Lt. Whipple ....... 88 | Kenn. and Moll..| 7.00} 11.00 4,00 | Eyes black ....cse00 
7233 |eivecces:|}) 00sec sO... ces pecood Feb. 16, 1854 |...... GO. cisicereseues}| pLZ0!| sone lO: ccenenies 7.00 | 13.00 5,00 | Eyes black ...cseesee 
5510 rot Petaluma, Cal. ...2..-.|. soses- teen E. Samuels......0. Sd) lfasteatele oe eieyele‘eis\|jajeiale je: sests|eeeeesl sees eeeeeereeses coeee 
AQIS eiseiaces| PFESIGIO; Cal sees cess cesccicivecee Lt. Trowbridge.,..|..... siaie'v\eleicinalaie eoeeelecceees tree eee ee seen ener eee Gene eeeeee 
7226 3 LO} ONGVANEYiciwcnisie! lesas)|'seocscvesieeis Lt. R. 5. Williamson|......] Dr. Heermann,..|sssscee [ecesecsslevcver|eseneeceees eeeee 
7227 Gunn |lesaneedOntececes Scccinese linea sisiewas peeglesevesOOnces fennel ssewes sess COs sastearsisle| seine ate saat lacedau aseesausloserseessose 58 
4602 |....... | Santa Isabella..........| Dec. —, 1854 Major Emory ...... 18 | A. Schott....... wee see eeee tenes (bat ete: eececce seeee 
3721 |........| Los Angeles, Cal.......|s.0+. des loseuior!| WVepHLUtLOMse stares wien ealelslts [tosses ae'ieis apoOuS| ocaesen joa secs leveeesleeeneeee senses eueees 
4904 |...06 San Diego, Cal..... ee Feb.) ‘752856' |) DroJ.FS Hammonds sstes'|ics o's ccic'ers 6nsbon ee 7.75 | 18.12 | 4.25 | Iris color of plumage, 
4905 |...006 saeeeCOitesaciceescicvesieis|\ PED. (os(LOO0 | «vse sie Ostoscieisciecined sere alee slela\eloin's' Sieielehela'eie 7.50 | 13.37 4.25 | Iris color of plumage. 
7231 rot Espia, Mexicsconscsces Mar. —, 1855 | Major Emory...... 55 | Dr. Kennerly ... 7.00 | 12.50 | 4.00 | Eyes dark chocolate... 
SIOZ ceis'aies.sc|| WCXICOsssecciccieaiainas'a|=seiceaceeeae-)| IM. VEITGAUXsicsc 000 (L746: |occes e ceecccees no . eel es nisi calvsletieleiceilctaln 
| 
Tarsus very short, but stout ; less than the middle toe and scarcely longer than the hinder. 
CONTOPUS, Cabanis. 
Contopus, CaBanis, Journal fiir Ornithologie, III, Nov. 1855, 479. 
(Type Muscicapa virens, L.) 
Bill quite broad at the base ; 
wider than half the culmen. Tail moderately forked, much shorter than the wings, (rather more than three-fourths.) Wings 
very long and much pointed, reaching beyond the middle of the tail; the first primary about equal to the fourth. All the 
primaries slender and rather acute, but not attenuated. 
with a darker patch on the sides of the breast. 
Under tail coverts streaked. 
Head moderately crested. Color, olive above, pale yellowish beneath, 
This genus is pre-eminently characterized among North American flycatchers by the very 
short tarsi, and the long and much pointed wings. 
Length, 7.50 inches ; wing, 4.40. 
The species are as follows: 
A concealed silky white tuft on each side of the rump. 
No white around the eye or on the Wing COVETES.........csseccscoveroscccescsvsccsevsecscsveesO. GOrEalis. 
Length, about 6 inches; wing, 3.50. 
Outer primary edged with whitish. 
The olive on 
the sides of breast paler than on the back, less extended, and separated along the median 
NRT Mente tcc te cece cc assoc cecins come Ca eats Pena ae COTE MOREE EAR ERIS ER Maca Te daones Sean nnee reac etant COOMULECTEON 
Length, about 6.25 inches; wing, 3.65. 
Outer primary without white edge. 
Breast olive 
brown, scarcely paler than the back, not divided in the middle line,...............0. richardsonit. 
