After Parker, 1982, and Grimaldi & Engel, 2005
<==o Trichodectoidea |--o Trichodectidae | |-- Lorisicola (loritäit) | |-- Trichodectes octomaculatus | `--+--o Thomomydoecus | | |-- T. barbarae | | `-- T. minor | `--o Geomydoecus | |--+-- G. thomomyus | | `-- G. perotensis | `--+--+-- G. chapini | | `--+--+-- G. setzeri | | | `-- G. panamensis | | `--+-- G. cherriei | | `-- G. costaricensis | `--+--+-- G. trichopi | | `-- G. nadleri | `--+-- G. expansus | `--+--+-- G. oklahomensis | | `-- G. geomydis | `--+-- G. actuosi | `--+-- G. ewingi | `-- G. texanus `--o Trichophilopteriformia `-- Trichophilopteridae
Reference(s):
- Grimaldi, D. A. & Engel, M. S., 2005: Evolution of the Insects.
–Cambridge University Press, New York, 2005, xv-755 - Lahti, S., Malmström, K. K., Koli, L., Leikola, A., Syrjämäki, J. & Lahti, J., 1980: Zoo, Suuri Eläinkirja 6: Selkärangattomat.
–Werner Söderström Osakeyhtiö, Porvoo-Helsinki-Juva, 1980.
Original work [in French]: Beaut, Du Monde Animal XI & XII Invertébrés.
–Rizzoli Editore, Milano, 1968 - Parker, S. P. (ed.), 1982: Synopsis and classification of living organisms. Vols. 1 & 2
–McGrew-Hill Book Company