แหล่งที่มา WikiPedia: Pelmatosphaera http://www.irmng.org/aphia.php?p=taxdetails&id=107... http://www.irmng.org/aphia.php?p=taxdetails&id=109... http://www.irmng.org/aphia.php?p=taxdetails&id=128... https://www.itis.gov/servlet/SingleRpt/SingleRpt?s... https://www.itis.gov/servlet/SingleRpt/SingleRpt?s... https://www.itis.gov/servlet/SingleRpt/SingleRpt?s... https://eol.org/pages/393035 https://eol.org/pages/49204 https://eol.org/pages/8771 https://www.gbif.org/species/2509162
