Wharton, G. W. A Manual of the chiggers : The biology, classification, distribution and importance to man of the larvae of the family trombiculidae (acarina) / - 185 pages illustration ; 26 cm - Memoirs of the Entomological Society of Washington ; no. 4 . Acc. No. 01220 Subjects--Topical Terms: Mites - ClassificationMites - Laboratory manuals