原げん尾び類るいげんびるいMeanings1nounproturansobsolete termObsolete taxonomic term for the order Protura, now more commonly referred to as 鎌足虫目 (かまあしむしもく).See also: 鎌足虫目原げん尾び類るいは、かつて昆こん虫ちゅうの分ぶん類るいに使つかわれた古ふるい呼よび名なだ。原尾類 is an old name once used in insect classification.