Geomydoecus is a genus of lice in the suborder Ischnocera. They are parasites of gophers (Geomyidae). Species include:
Subgenus Geomydoecus G. fulvescens G. heaneyi G. geomydis G. idahoensis G. oregonus G. pattoni G. veracruzensis
Subgenus Thaelerius G. jamesbeeri
References