Northern Saw-whet
Owl
(Aegolius acadicus)
Skull
 |
 |
 |
Dorsal View |
Ventral View |
Lateral
View |
41.08
- 43.51mm Mean = 42.63 mm (n=11) Female = 42.34 - 45.39 mm Mean = 43.83
mm (n=11)
Width Male = 33.88 - 36.77 mm Mean = 35.74 mm (n=10) Female =35.64
- 38.32 mm Mean = 36.81 mm (n=10)
 |
 |
Right and Left Anterior View |
Left and Right Posterior View |
Total
Length Male = 21.87 - 24.54 mm Mean = 23.54 mm (n=11) Female = 21.86 -
25 54 mm Mean = 24.26 mm (n=10)
Proximal End Width Male = 4.78 - 5.32 mm Mean = 5.03 mm (n=11) Female
= 5.06 - 5.66 mm Mean = 5.40 mm (n=11)
Distal End Width Male = 5.68 - 6.21 mm Mean = 5.86 mm (n=11) Female
= 5.55 - 6.56 mm Mean = 6.21 mm (n=10)
| < |
 |
Right and Left Anterior View |
Left and Right Posterior View |
Total
Length Male = 44.14 - 46.83 mm Mean = 45.44 mm (n=11) Female = 45.25
- 49.89 mm Mean = 47.93 mm (n=10)
Proximal End Width Male = 5.40 - 5.79 mm Mean = 5.55 mm (n=9) Female
= 5.65 - 6.27 mm Mean = 5.93 mm (n=10)
Distal End Width Male = 5.10 - 5.75 mm Mean = 5.36 mm (n=11)
Female = 5.50 - 6.09 mm Mean = 5.81 mm (n=11)
 |
 |
Right and Left Anterior View |
Left and Right Posterior View |
Total
Length Male = 31.23 - 33.86 mm Mean = 32.71 mm (n=11) Female = 32.15
- 35.9 mm Mean = 34.38 mm (n=10)
Proximal End Width Male = 5.29 - 5.68 mm Mean = 5.47 mm (n=11) Female
= 5.70 - 6.19 mm Mean = 5.93 mm (n=11)
Distal End Width Male = 5.39 - 5.95 mm Mean = 5.63 mm (n=11) Female
= 5.48 - 6.19 mm Mean = 5.92 mm (n=11)
 |
 |
Right and Left Anterior View |
Left and Right Posterior View |
Total Length Male = 40.49 - 43.00 mm Mean
= 41.75 mm (n=10) Female = 41.69 - 45.84 mm Mean = 43.78 mm (n=11)
Proximal End Width Male = 7.24 - 8.29 mm Mean = 7.59 mm (n=10) Female
= 7.54 - 8.91 mm Mean = 8.20 mm (n=11)
Distal End Width Male = 7.02 - 7.63 mm Mean = 7.32 mm (n=10)
Female = 7.28 - 8.21 mm Mean = 7.69 mm (n=11)
 |
 |
Left and Right Extensor View |
Right and Left Palmer View |
Total
Length Male = 46.63 - 50.44 mm Mean = 48.18 mm (n=8) Female = 47.92
- 53.78 mm Mean =50.70 mm (n=11)
Proximal End Width Male = 4.30 - 4.92 mm Mean = 4.64 mm (n=10) Female
= 4.60 - 5.15 mm Mean =4.86 mm (n=11)
Distal End Width Male = 3.43 - 3.93 mm Mean = 3.78 mm (n=10) Female
= 3.61 - 4.20 mm Mean = 3.94 mm (n=11)
 |
 |
Right and Left Dorsal or Extensor View |
Left and Right Ventral or Palmar View |
Total
Length Male = 44.33 - 48.69 mm Mean = 46.54 mm (n=9) Female = 46.03
- 50.85 mm Mean = 48.85 mm (n=11)
Proximal End Width Male = 2.56 - 3.25 mm Mean = 2.89 mm (n=10) Female
= 2.69 - 3.23 mm Mean = 3.09 mm (n=11)
Distal End Width Male = 3.25 - 3.84 mm Mean = 3.55 mm (n=10) Female
= 3.25 - 3.86 mm Mean = 3.62 mm (n=11)
 |
 |
Right and Left Palmar View |
Left and Right Extensor View |
Total
Length Male = 20.34 - 22.33 mm Mean = 21.39 mm (n=11) Female = 21.31
- 24.16 mm Mean = 22.68 mm (n=11)
Proximal End Width Male = 4.39 - 4.75 mm Mean = 4.60 mm (n=11) Female
= 5.25 - 4.55 mm Mean = 4.90 mm (n=11)
Distal End Width Male = 4.08 - 4.66 mm Mean = 4.27 mm (n=11) Female
= 4.22 - 4.67 mm Mean = 4.50 mm (n=11)
Copyright © Royal BC Museum. All rights reserved. | Privacy Policy | Copyright Policy |
