Belongs within: Pseudocaecilioidea.
The Trichocaeciliinae are a group of barklice bearing an extensive covering of hair (Li 2002).
Characters (Li 2002): Head and thorax covered with long hairs; leading edge of fore wing thickened, membranous part of fore wing covered with hairs, membranous part of hind wing covered with hairs or hairless except at tip; claws with or without subterminal teeth.
<==Trichocaeciliinae
|--Sinelipsocus Li 1992L02
| |--*S. villosus Li 1992L02
| `--S. yangi Li 1992L02
|--Scytopsocopsis Lee & Thornton 1967L02
| |--*S. hirtipenna Lee & Thornton 1967L02
| |--S. corniculatus Li 1997L02
| |--S. quadrangulus Li 2002L02
| `--S. wuxiaensis Li 1997L02
|--Trichocaecilius Badonnel 1946SN04 [incl. Trichoelipsocus Li 1999L03, SN04, Trichelipsocus (l. c.)L03]
| |--*T. delicatrsL02
| |--T. brachypterus (Li 1997) [=Trichoelipsocus brachypterus]L02
| |--T. dayaoshanicus Li 2002L02
| |--T. octodontus Li 2002L02
| |--T. sanxianicus (Li 1997)L03, L02 [=Trichoelipsocus sanxiaicusL02, Trichoc. sanxiaicus (l. c.)L03]
| `--T. tianmushanicus Li 2002 [=T. tianmushaicus]L02
`--Kerocaecilius Li 2002L02
|--*K. grammocephalus Li 2002L02
|--K. circulicellus Li 2002L02
|--K. costatus Li 2002L02
|--K. cunninghamius Li 2002L02
|--K. curtiangulus Li 2002L02
|--K. dianxiensis Li 2002L02
|--K. ganglioneus Li 2002L02
|--K. grandis Li 2002L02
|--K. kongdongshanicus Li 2002L02
|--K. louguantaiensis Li 2002L02
|--K. luridicapitus Li 2002L02
|--K. minisculus Li 2002L02
|--K. pachyoceratus Li 2002L02
|--K. phaeolomus Li 2002L02
`--K. tenuicornutus Li 2002L02
*Type species of generic name indicated
References
[L02] Li F. 2002. Psocoptera of China vol. 1. Science Press: Beijing.
[L03] Lienhard, C. 2003. Nomenclatural amendments concerning Chinese Psocoptera (Insecta), with remarks on species richness. Revue Suisse de Zoologie 110 (4): 695–721.
[SN04] Schmidt, E. R., & T. R. New. 2004. A systematic and phylogenetic revision of the family Elipsocidae (Insecta: Psocoptera), with the erection of two new families: Lesneiidae and Sabulopsocidae. Invertebrate Systematics 18: 157–213.