“老茶田组”一名最早公开发表于1966年地层学杂志,第1卷,第1期“贵州松桃、铜仁及湖南泸溪一带寒武纪地层”（林焕令、王俊庚、刘义仁）一文中,这一地层名称系引自1961年原北京地质学院贵州地层队著“黔东北、湘黔边境地层报告”（未刊）,1974年（50页,表1）和1982年（50页,表8）卢衍豪等又沿用此名,1978年笔者之一（杨家騄）在“湘西、黔东中、上寒武统及三叶虫动物群”一文中全面论述了“老茶田组”的层型剖面位置 One of the “Old Tea Field Groups” was first published in the article “Stratigraphy, Vol. 1, No. 1 in 1966,” in Songtao, Tongren, Guizhou and Cambrian strata in Luxi, Hunan Province (Lin Huanling, Wang Jungeng and Liu Yiren) The name of this stratum is quoted from the Report on the Strata of the Border Area of ​​Qiandongbei and Xiangqian (Unpublished), 1964 (50 pages, Table 1) and 1982 (50 pages, Table 8 ) Lu Yanhao and so on have followed this name. In 1978, one of the authors (Yang Jiali) made a comprehensive exposition of the stratotype profile of “Laotuada Formation” in the article “Animals in West Hunan, East Guizhou, Upper East China, Upper Cambrian and Trilobite” position