Diploneis metzeltinii Kulikovskiy & Lange-Bert.
Diploneis metzeltinii in Lake Baikal: Hotspot of endemic diatoms II. Iconographia Diatomologica, 26: 96, t. 102, fig. 1-5, 12; t. 103, fig. 1-4. 2015
Holotype: Russian Federation, Lake Baikal, Tompa. Station 20, fine sand, alt. 456 m, 55°8'15.612"N, 109°42'25.128"E, 4 Jul 1997 (FR: B15)