Graphopsocus cruciatus
This record describes Graphopsocus cruciatus (species). Recorded family: Stenopsocidae. Recorded order: Psocodea.
Identification and Appearance

wing markings and vein patterns distinctive Females tend to be brachypterous, males macropterous ( Greenwood 1988 )
Wikipedia reference for Graphopsocus cruciatus: http://en.wikipedia.org/wiki/Graphopsocus_cruciatus.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Psocodea (Barklice, Booklice, and Parasitic Lice)
- Suborder
- Psocomorpha
- Family
- Stenopsocidae (Narrow Barklice)
- Genus
- Graphopsocus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
"Thought to have been introduced in the 1930 to both the east and west coast from Europe or Asia. After quickly spreading up and down both coasts it is now slowly moving inland." - Philip Careless
Diet and Behavior
Diet: microflora on tree leaves
Life History
Overwinter as adults
Additional species information
Species notes from the sources
Etymology: Graphopsocus cruciatus (Linnaeus 1768)
About Barklice, Booklice, and Parasitic Lice: the wider group
Order-level background for Psocodea, the group containing Graphopsocus cruciatus. Species-specific details appear above.
Group overview
Psocodea includes ~11,000 described species of booklice, barklice, and parasitic lice. Booklice (Psocoptera) are among the most common household insects, thriving in humid environments where they feed on mold and fungi.
Ecological role of the group
Barklice are important decomposers that feed on algae, lichens, and fungi on tree bark. They help recycle nutrients in forest ecosystems. Parasitic lice have co-evolved with their hosts for millions of years, providing insights into host evolutionary history.
Economic and practical significance of the group
Head lice (Pediculus humanus capitis) affect an estimated 6-12 million children aged 3-11 in the U.S. annually (CDC). The U.S. lice treatment market is valued at over $1 billion per year.
Recorded sources for this group: CDC, dermatology research, entomology textbooks. Imported estimates may describe particular regions or reporting periods.
Photos of Graphopsocus cruciatus (3)
Photo credits: Contributed by tom murray; Additional contributions by Hannah Nendick-Mason , Beatriz Moisset , Robert Lord Zimlich , v belov
Frequently Asked Questions About Graphopsocus cruciatus
What is Graphopsocus cruciatus?
Graphopsocus cruciatus is a species in the family Stenopsocidae, within the order Psocodea.
How do you identify Graphopsocus cruciatus?
wing markings and vein patterns distinctive
Where is Graphopsocus cruciatus found?
Range: Thought to have been introduced in the 1930 to both the east and west coast from Europe or Asia. After quickly spreading up and down both coasts it is now slowly moving inland. - Philip Careless
What does Graphopsocus cruciatus eat?
The diet of the Graphopsocus cruciatus includes microflora on tree leaves.
What is the life cycle of a Graphopsocus cruciatus?
Overwinter as adults
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