Entomology 311 Lab Manual - 1st Edition, 2019

and parasitic wasps, have been developed for use as commercial biocontrols (figure 7-4, figure 7-5, figure
7-6, figure 7-7, figure 7-8, figure 7-9, & figure 7-10).
Figure 7-4: This 1/8 of an inch long spider lives near the soil
surface where it attacks other soil arthropods. The spider’s
eyes are on the tip of the projection above its head.
Walckenaera acuminata.Credit: Gerhard Eisenbeis and
Wilfried Wichard. 1987. Atlas on the Biology of Soil
Arthropods. Springer-Verlag, New York. P. 23. Please contact
the Soil and Water Conservation Society at pubs@swcs.org for
assistance with copyrighted (credited) images.
Figure 7-5: The wolf-spider wanders around as a solitary
hunter. The mother wolf-spider carries her young to water
and feeds them by regurgitation until they are ready to hunt
on their own.Credit: Trygve Steen, Portland State University,
Portland, Oregon. Please contact the Soil and Water
Conservation Society at pubs@swcs.org for assistance with
copyrighted (credited) images.
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