Caloneis bivittata var. angusta Heiden in Schmidt et al., 1906 (original description)
Caloneis bivittata var. lata Heiden in Schmidt et al., 1906 (original description)
Caloneis bivittata var. rostrata Heiden, 1906 (original description)
Caloneis brasiliensis Heiden in Schmidt et al., 1906 (original description)
Caloneis mexicana Heiden, 1906 (original description)
Frickea lewisiana (Greville) Heiden, 1906 accepted as
Navicula lewisiana Greville, 1863 (new combination reference)
Navicula bipatens Heiden, 1906 (original description)
Navicula lacustris var. elliptica Heiden in Schmidt et al., 1906 (original description)
Navicula maculata var. lanceolata Heiden, 1906 (original description)
Navicula palpebralis var. robusta Heiden in Schmidt et al., 1906 (original description)
Navicula pusilla f. minor Heiden in Schmidt et al., 1906 (original description)
Neidium bifurcatum Heiden in Schmidt et al., 1906 (original description)
Oestrupia powellii var. egyptiaca (Greville) Heiden in Schmidt et al., 1906 accepted as
Navicula egyptiaca Greville, 1866 (new combination reference)
Oestrupia powellii var. powellii (Lewis) Heiden in Schmidt et al., 1906 accepted as
Navicula powellii var. powellii Lewis, 1862 (new combination reference)
Oestrupia powellii var. vidovichii (Grunow) Heiden in Schmidt et al., 1906 accepted as
Navicula vidovichii Grunow in litteris, 1863 (new combination reference)
Oestrupia quadriseriata (Cleve & Gruno) Heiden ex Hustedt, 1935 accepted as
Navicula quadriseriata Cleve & Grunow in Cleve, 1881 (new combination reference)
Scoliopleura americana Heiden in Schmidt et al., 1906 (original description)
Scoliopleura dubia Heiden in Schmidt et al., 1906 (original description)
Scoliopleura schneideri var. undulata Heiden in Schmidt et al., 1906 (original description)
Scoliotropis thumi Heiden in Schmidt et al., 1906 (original description)