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5142

img 7189 - 300 DPI
measure

Passeriformes
Songbirds and kin

Phylloscopidae Phylloscopus
Willow Warbler (Phylloscopus trochilus)


subspecies P. t. trochilus (nominate subspecies)
finding location Romans-sur-Isère, France
finding circumstances window collision
finding date 17.09.2018
coll. A. Le Calvez
Collection in France
created: 30.03.2020
showcase

measurements

wing

estimated wing length
based on the species wing/primarylength-ratio		 ~59mm

feathers

longest primary P6=52,5mm
smallest individual in collection
lower bound of range o variation
52,5mm
62,5mm
longest secondary S1=43,0mm
longest retrix R5=R4=R3=48,5mm
smallest individual in collection
lower bound of range o variation
48,5mm
62,5mm
primary/secondary difference 10mm
primaries-index 18%
all values


P1 45.5mm
P2 46.5mm
P3 47.5mm
P4 48.0mm
P5 50.0mm
P6 52.5mm
P7 51.5mm
P8 50.5mm
P9 44.0mm
P10 15.5mm
S1 43.0mm
S2 42.5mm
S3 42.0mm
S4 40.0mm
S5 39.0mm
S6 38.0mm
S7 35.5mm
S8 29.5mm
S9 21.0mm
R1 45.0mm
R2 47.5mm
R3 48.5mm
R4 48.5mm
R5 48.5mm
R6 47.0mm