Life … Animals Tardigrades Rough-bodied Tardigrades Echiniscoidea Echiniscidae Echiniscus genus Echiniscus Echiniscus Field notes Children Echiniscus testudo Echiniscus virginicus native Heterotardigrade Heterotardigrade Heterotardigrade Most observed native Echiniscus All Native to the US, by observations. Echiniscus virginicus 2 observations Close