Keywords: trachelipus trachelipus rathkii trachelipusrathkii taxonomy:binomial=trachelipus rathkii taxonomy:binomial=trachelipusrathkii sowbug hand sanitizer handsanitizer woodlice maryland beltsville prince george's princegeorges oniscidae trachelipodidae rolly polly rollypolly detritivor invasive biml droege barc pwrc bug bugs animal animals animalia arthropod arthropods arthropoda crustacean crustaceans crustacea malacostracans malacostraca peracarida isopod isopods isopoda woodlouse oniscidea roly-poly rolypoly sowbugs pillbug pillbugs usgs md zerene zerene stacker zerenestacker stacked macro macro photography macrophotography insect stackshot usgsbiml black background Trachelipus rathkii, sowbug, woodlice, Beltsville, Maryland, taken in a cuvette filled with hand sanitizer Trachelipus rathkii, sowbug, woodlice, Beltsville, Maryland, taken in a cuvette filled with hand sanitizer |