192 W.B. Canfield: 
Tabelle I. 
| | RT ELF . 'Zwischenstück 
| | = m) | © Oıı kn) ‚a 
| | E= 28 2 28 e) 
oO © | Ss ©| = 
| ls Ss S sl 2o So 
| | 5 |aSı salEal 2000 2 
| | a5|E25|°8| Sn | Em 
| | = Or =) PN 
| | Seas = 
| | 
‚Aptenodytes demersa | 79.1] 100 | 97.9137.5| 48.7 | 37.5 
| | 
Natatores re domestica | 77.1. 100 |100. 51.8) 29.6 17235 
\nas anser domestica L.| 82.5] 100 | 97.5160 | 20 20 
| | 
j Ardea eyretta 82.8] 100 | 97.1154.2| 28.2 | 37.1 
Grallatores \ | 
Ardea scapularis 84.6| 100 | 95.1153.8| 38.4 | 30.7 
'Phasianus colchieus 53.8 100 |100| 41 | öl 25.6 
| | 
| Gallus domesticus | 68.2) 100 | 97.1151.4 | 28.2 | 22,8 
Rasores \ Crax Blumenbachi | 84 | 100 |100 158 28 22 
Itasi gallopavo ' 75.5| 100 |100 48.8 | 40 40 
| | | 
Coturnix communis ı85 | 100 |L00O 50 | 85 40 
Columbinae Columba domestica | 78.51 100 1100 150 | 21.3 | 39.2 
jAra (species) 75 | ı00 | 97.5/6o | 30 | 30 
Seansores | | | 
U Cuculus cayanius ı 76.6] 100 | 93.3)53.3 | 26.6 | 26.6 
j Cassicus haemorrhous | 79.11 160 1100 150 | 25 
Passeres | | 
l Crotophaga ani | 79.1] 100 |100 |45.8 | 25 37.5 
‚Buteo vulgaris ı 90.3] 100 |105.7|53.4 | 26.9 | 48 
‚Ictinea plumba ı 88.8] 100 |100 155.5 
'Glaucidium ferrugineum | 78.7| 100 | 93.3/48.4 | 36.3 | 48.4 
taptatores | 
Noctua cunicularia 90 | 100 1100 67.5 | 45 60 
'Strix flammea 100 | 100 |100 168.7 | 25 50 
'Strix bubo 108.5] 100 117.1/71.4| 47.1 | 58.5 
Cursores ‚Rhea americana | 88.2| 100 1117.6)52.9| 35.2 | 44.1 
| | | 
Es stellt sich aus dieser Tabelle heraus, dass die Gleichheit 
des senkrechten und horizontalen Durchmessers ziemlich streng 
durchgeführt ist. 
