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2946

img 4312 - 300 DPI

Swifts and hummingbirds

Apodidae Apus
Common Swift (Apus apus)


subspecies A. a. pekinensis
finding location Choibalsan (Mongolei)
finding circumstances dead find
finding date 04.06.2008
coll. W.-D. Busching
1506/2008
Naumann Museum Koethen, Germany - Coll. Dr. Busching
created: 19.02.2018
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measurements

feathers

longest primary P9=144,5mm
big individual
70% of max range of variation
136,5mm
148,0mm
longest secondary S6=S5=44,5mm
longest retrix R5=83,5mm
average individual
46% of max range of variation
77,0mm
91,0mm
primary/secondary difference 101mm
primaries-index 70%
all values


P1 51.0mm
P2 60.5mm
P3 70.0mm
P4 81.0mm
P5 93.5mm
P6 109.5mm
P7 125.5mm
P8 140.5mm
P9 144.5mm
P10 138.5mm
S1 43.5mm
S2 41.5mm
S3 42.5mm
S4 43.0mm
S5 44.5mm
S6 44.5mm
S7 40.5mm
S8 31.5mm
S9 19.5mm
R1 52.5mm
R2 56.0mm
R3 64.5mm
R4 75.0mm
R5 83.5mm