Uropodella (Acari: Mesostigmata: Sejidae), mites unchanged from Eocene past to Holocene present
Lindquist, Evert E. and Vorontsov, Dmitry D.  The fate and status of the supposed fossil tick Ixodes tertiarius Scudder, 1885
Dunlop, J.A.  Fossil labidostomatid mites (Prostigmata: Labidostommatidae) from Baltic amber
Dunlop, J.A. and Bertrand, M.