- Lyrella approximata (Greville) D.G.Mann, 1990 accepted as Navicula approximata f. approximata Greville, 1859
- Lyrella clavata (Gregory) D.G.Mann, 1990
- Lyrella hennedyi (W.Smith) Stickle & D.G.Mann, 1990 accepted as Navicula hennedyii f. hennedyii W. Smith, 1856
- Lyrella irrorata (Greville) D.G.Mann, 1990 accepted as Navicula irrorata f. irrorata Greville, 1859
- Lyrella lyra (Ehrenberg) Karajeva, 1978 (uncertain > unassessed)
- Petroneis granulata (Bailey) D.G.Mann, 1990 accepted as Navicula granulata Bailey, 1854
- Petroneis marina (Ralfs) D.G.Mann, 1990 accepted as Navicula marina var. marina Ralfs in Pritchard, 1861
- Petroneis monilifera (Cleve) A.J.Stickle & D.G.Mann, 1990 accepted as Navicula monilifera f. monilifera Cleve, 1895