95 
2. Rump and upper tail-coverts decidedly para ae colored than back, 
SUE MiNi oe SY ot STAN Seat aon . White-rumped Shrike. 
621. Lanius nepets ee SHRIKE. 
A common winter resident over entire state, appearing in middle 
October, and remaining late into March. Rulo, Peru, Omaha, Lin- 
coln, Beatrice, West Point, Neligh, and Cherry and Sioux counties. 
622e. Lanius ludovicianus migrans W. Palmer—Micranr Surtike. 
This recently recognized subspecies occurs regularly in eastern 
Nebraska, but is only locally common, Breeding specimens have 
been taken at Omaha, Lincoln, Beatrice, and West Point, which 
beyond doubt are referable to migrans. On these specimens all 
former Nebraska records of the ‘‘Loggerhead’”’ Shrike are based. 
Other specimens intermediate between this and the following form 
are frequent. 
622a.*Lanius ludovicianus excubitorides (Swainson)— WHITE-RUMPED SHRIKE. 
Entire state; eastward partially replaced by preceding form, but 
the commoner form even there. Arives early in April, breeds late 
_in April, in May, and in June, departs early in October. Omaha, 
Lincoln, Beatrice, West Point, Neligh, and Cherry and Sioux counties. 
Faminty VIREONIDA—Vireos 
1. Without distinct wing-bars. ....... Sea Saat Aa CAS Ae CEE Ne Pa (0 
1. With distinct white or whitish RE WanehGeiks ie AMIDA Gen NON orcas 
penne reves W LUTON cinrss. toes Sheen neath ete ogy Me pay sa ((@)) 
2. Under parts yellowish; first primary over one inch fone crown 
gray with a white but no black ee line over eye. 
Philadelphia Vireo. 
3. Wellowieh. on pence Elarcent ae primary Pee ‘han one inch long. . 
_ Warbling acen 
3. reba w ich on ee Pnetlea upper Semen: particulary crown, grayer. 
- . .Western Warbling Waren: 
ae ree or no yellowish on praihea ast primary mane over one inch long; 
crown ees gray, bordered by a black and then a white band over 
thieeye hi... : se .Red-eyed Vireo. 
4. First primary eect as owes as Beecourl: eae bright yellow; 
back bright olive-green; eye-ring yellow. . Yellow-throated Vireo. 
4. First primary shorter than second, less than one inch long, breast 
not yellow..... : sere At ioe aicarNet ics) ha ece em pas (59) 
5. Wing over 2? inches ane eye-ring eaehihe: Met Slo eo eae .. (6) 
5. Wing under 2? inches long, eye-ring nie: Sr NESS AO) 
6. Crown and sides of head ‘bluish gray, Genta to ies -green on 
the back; below white............. .Blue-headed Vireo. 
6. Crown od sides of head plaieing gray, ie back of same shade; 
below less pure white. ....... Re raren .Plumbeous Vireo. 
7. Crown and sides of head black, eid pie ne nae -green on the back; eye- 
PULTE NWT Oren ects Ab LY hrt Ah copa ghee: Seah et ance tns cake Black-capped Secu: 
(antowan and: sides-ol head pray orolive. 302). elec es 2 8) 
