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abdomen Acad Acarina adult appears altho Amer anal anal plate attack Banks Trans bark beneath beneﬁcial Berlese body bright red bristles broad brown in color Buckeye Lake Cedar Point cephalothorax chelicerae chigger Chillicothe chitinized claws common species cosmopolitan debris distributed thruout dorsal shield dorsum eggs engorged Eriophyes Eriophyid Erythraeidae Europe and North fauna feeding female ﬁeld ﬁnd ﬁne ﬁrst ﬁve ﬂowers forms genera genital genus habits hairs hexapod host infested insects integument known from Ohio large number larvae lime-sulphur male mandibles margin mature mites molt mouthparts Nalepa North America nymphal nymphs occur oviposition pairs of legs pale brown palpi parasitic plants plate posterior predaceous recorded from Ohio red spiders resemble the adults Sarcoptidae scale insects scutum segment southern Ohio species species measuring speciﬁc specimens spray stage suborder taken Tarsonemidae terminate thru tick tracheae trees trichomes type material usually various ventral