Charadrius is a genus of plovers, a group of wading birds. The genus name Charadrius is a Late Latin word for a yellowish bird mentioned in the fourth-century Vulgate.They are found throughout the world. Many Charadrius species are characterised by breast bands or collars. These can be (in the adult) complete bands (ringed, semipalmated, little ringed, long-billed), double or triple bands (killdeer, three-banded, Forbes', two-banded, double-banded) or partial collars (Kentish, piping, snowy, Malaysian, Javan, red-capped, puna).