Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Cerastipsocus venosus

Unknown Insects congregating on tree - Cerastipsocus venosus Bark Lice nymphs - Cerastipsocus venosus Barklice on a Red Maple 2 - Cerastipsocus venosus Friend or Foe? - Cerastipsocus venosus Unknown insect - Cerastipsocus venosus sawfly? bright yellow veins and black wing tips - Cerastipsocus venosus Common Barklouse - Cerastipsocus venosus - male Black and Gray Insect - Cerastipsocus venosus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Psocodea (Barklice, Booklice, and Parasitic Lice)
Suborder Psocomorpha
Infraorder Psocetae
Family Psocidae (Common Barklice)
Subfamily Psocinae
Genus Cerastipsocus
Species venosus (Cerastipsocus venosus)
Synonyms and other taxonomic changes
Cerastipsocus venosus (Burmeister)
Orig. Comb: Psocus venosus Burmeister 1839
Numbers
2 spp. n. of Mex. (1)
Identification
one of the more conspicuous species in the East; nymphs and adults often seen clustered together in large groups on smooth tree trunks. The nymphs have yellow and brown striped abdomens. --Philip Careless
Most males have the pterostigma white (2)
Range
Eastern half of US, Texas and Mexico. Ontario, Quebec.
Habitat
Trunks and branches of broad leaf trees and conifers. (2)
Season
mostly May-Oct, but can be nearly yr round in the southern tier of states (BG data)
Food
accumulations of fungi, algae, lichen, dead bark and other materials that occur on tree trunks and large limbs
Remarks
frequently form clusters called herds, such as:
See Also
Cerastipsocus trifasciatus
Internet References