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Family Philotarsidae - Loving Barklice

barklouse..Aaroniella badonneli? - Aaroniella badonneli Creeksider - Philotarsus Aaroniella sp.  - Aaroniella - female Tiny fly - Philotarsus californicus - male Aaroniella sp.? - Aaroniella barklouse - Aaroniella badonneli Loving Barklouse - Aaroniella badonneli Loving Barklouse - Aaroniella badonneli
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Psocodea (Barklice, Booklice, and Parasitic Lice)
Suborder Psocomorpha
Infraorder Homilopsocidea
Family Philotarsidae (Loving Barklice)
Eight species are known from North America in the genera Garcialdrete, Philotarsus and Aaroniella. a
These are medium-sized barklice (2-3.5 mm, nymphs 2-3 mm) with robust bodies a
Head and thorax often hairy.
Antennae have 13 segments.
Compound eyes are less prominent than in some other families,
Tarsi have 3 segments in North American species (2 segments in some Philotarsus).
FW appear hairy or fuzzy, hairs on margin of FW form crossing pairs.
FW Areola postica (AP) cell is free of vein M.
Veins Rs and M are usually fused for part of their length.
HW veins Rs, M and Cu are fused at base, hairs on margin are abundant, hairs on veins are few or absent.
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