Albert Lea Seed House Oat Production Guide | Page 32

Return to preceding couplet (1).

antennae
hair-like
three
body
segments

no antennae
single
body
segment
1 mm
or less

Less than 1 mm
Figure 2.1.

Figure 2.2.

2

2’

Antennae long and hair-like, body
clearly in three segments, six legs.
Booklice or Psocids

Antennae absent, single body
segment, eight legs.
Grain mites

Return to preceding couplet (1’).

Figure 3.1.

Figure 3.2.

3

3’

32

Is it a moth?
Lepidoptera

Not a moth?
Go to couplet 4