MUSEUM OF COMPARATIVE ZOOLOGY. 



371 



II. Table showing the Range of Individual Variation in Tldrty Species 

 of American Birds, based on the Measurements of Thirteen to Sixty- 

 five Specimens of each Species, collected at the same Locality. 



Species. 



Turdus Swainsoni . . j 



Turdus Pallasi ... J 



Turdus fuscescens . . j 



Harporhynchus rufus . j 

 Galeoseoptes carolinensis ] 



Mimus polyglottus . . j 



Sialia sialis . . . j 



Geothlyms trichas . . j 



Pyratiga rubra . . . j 



Parus atricapillus . . j 



Troglodytes aedon . . j 



Passerculus savanna . j 



Peucaea aestivalis . . { 



Cardinalis virginianus . 



Pipilo erythrophthalmus .j 



( 



Hedymeles ludovicianus J 



Icterus Baltimore . . j 



Dolichonyx oryzivorus ! 



Agebeus phceniceus 

 Sturnella ludoviciana 

 Quiscalus purpureus 

 Quiscalus major 



Cyanura cristata . 



Cyanocitta floridana . j 



Tyrannus carolinensis I 

 Picus borealis . 



Locality. 



Southern New England 



Florida . . ... 



Southern New England 



Eastern Massachusetts 



Florida 



Eastern Massachusetts 

 Florida 



Min. 



Max. 



Min. 



Max. 



Min 



Max. 



Min. 



Max. 



Min 



Max. 



Min. 



Max. 



Southern New England 



Florida 



Southern New England 



Massachusetts 



Florida . . . , 

 Northern States 

 Florida . 



Massachusetts 

 Florida . . . 



Southern New England 

 Florida . . . . 



Min. 



Max 



Min. 



Mix. 



Min. 



Max. 



Min. 



Max. 



Min. 



Max. 



Min. 



Max. 



Min. 



Max. 



Min. 



Max. 



Min 



Max. 



Min. 



Max. 



Min. 



Max 



Min. 



Max. 



Min. 



Max. 



Min. 



Max. 



Min. 



Max. 



Min. 



Max 



Min. 



Max. 



Min. 



Max 



Min. 



Max. 



Min. 



Max. 



Min 



Max 



Min. 



Max. 



Min 



Max. 



Min 



Max. 



Min. 



Max. 



Min. 



Max. 



Min 



Max. 



— \ <* a 



tao i = v 

 g <x 



6.62 10 75 



7 7," 12 65 

 6.50 10.00 

 7.05 12.25 



7.87 12.70 



10 55 12 55 

 11.85 14.00 

 7tt0 10.50 

 9<)0 11.95 

 9 27 13 00 

 11.00 14 75 

 6.10 11.10 

 7.00 12.55 



5.63 7.50 

 6.7510 65; 

 7.30 11 75 

 4 7-7 :■< I 

 5.75 8.60 

 4.30 <3 10 

 5.10 6.95 

 5.20 7.61 

 6.00 '.'.7.". 

 5.7-J 7.60 

 6.20| 8.30 ! 

 7.75 11.00 

 9.10 11.78 



7 50 10.70! 

 8.7511.75 

 7.50 10.00 

 8.80 12.25 

 7.20 9.50 

 8.50 11.30 

 7.15 11.50 

 8,30 12.90 

 7.00 10.40 

 8.00 12.00 

 6.65 1100 

 7.70 12.15 

 8.40 13.95 

 9 85 15.35 

 7.35 11 25 

 8.55 13.55 



10.00 15.05 



11 00 17.00 



8.50 13.00 



9 50 4 75 



L200 17 00 



13.50 18 43 



• 11.00 15.25 



13 00 17 80 



15.50 21.10 



16.80 23.50 



12.10 17 25 



L3 i I 18.25 



11 00 16.00 



12 2", 17.50 

 10-70 14.75 

 112-", 1600 

 11 00 13.50 

 12.50jl5.00 



7.0012 50 



8 65 14.80 

 7 90 14.10 

 8.60 15.20 



3 17 2.40 



4.30 3.40 



3.30, 2.4 



3 90 3.1 

 3.55 2 63 



4 16 3.02 

 3 8 I 4.50 

 4.25 5.30 



3 25 335 

 3.85 l l" 

 4.00 4.10 



4 75 5 15 



3 85 2.33 

 4.10 2 

 1.95 1 



2 37 2.10 



3.57 2 55 



4 00 2a5 

 233 2.15 

 2.63 26 

 1.90 130 

 2 44 2.40 



2.44 1.64 

 2.95 2 25 

 2.17 2.25 



2 55 2.68 



3 50 3 40 

 3.85 4.20 

 3.25 3 40 

 3.85 4.10 

 3.17 3.30 

 3 90 3 93 

 2.80 3.25 

 3.50 3.90 

 3 83 2 70 

 4.25 3.08 



3.45 2 70 

 3.851 310 



3 53 2 45 



4 00 2.82 



4.43 

 5.00 

 4 26 

 4 43 

 4 74 

 5.15 



3 90 



4 65 



5 2( ' 

 6.05 

 500 

 5 75 



2 99 



3 90 

 2.65 

 315 

 2.82 

 3.58 

 2.40 

 2.90 



4 58 

 6.00 

 455 

 5.50 



6 25 6 25 



8.35 7.60 



5.25 1 4.75 



5.95 5.60 



4.33 4.25 



5f,5 5.65 



4 on 4 80 



5.00 5.15 



4.00 4 2 _ , 



4 75 5. 3.5 



4.171 2.93 



4.85 3.54 



4.40 3.15 



4.95 1 3.'i 5 



1.02 



127 

 1.12 

 1.33 

 106 

 118 

 120 

 1.42 

 105 

 1.18 



.62 

 80 

 .62 

 .75 

 .98 



1.13 

 .80 



1.09 



.83 

 1.02 



.98 

 1.15 



