แหล่งที่มา WikiPedia: Phyllogonostreptus nigrolabiatus http://14.139.155.167/test5/index.php/kjas/article... http://www.landesmuseum.at/pdf_frei_remote/ANNA_52... http://shodhganga.inflibnet.ac.in/handle/10603/833... http://www.catalogueoflife.org/col/details/species... http://agris.fao.org/agris-search/search.do?record... https://eurekamag.com/research/020/706/020706068.p... https://www.ncbi.nlm.nih.gov/pubmed/11835363 https://www.jstage.jst.go.jp/article/cytologia1929... https://www.researchgate.net/publication/289858025 https://www.biodiversitylibrary.org/page/34572809
