Husband 1998. Two new species of Eutarsopolipus (Acari: Podapolipidae) from Agonum extensicole and Pterostichus lucublandus (Coleoptera: Carabidae) from Canada, including taxonomic keys of the 13 American species of Podapolipidae from carabid beetles. Annals of the Entomological Society of America, 91(3), May 1998: 279-287