| Fallacia A.J. Stickle & D.G. Mann, 1990 |
| Fallacia aequorea (Hust.) D.G. Mann, 1990 |
| Fallacia amphipleuroides (Hust.) D.G. Mann, 1990 |
| Fallacia auriculata (Hustedt) D.G. Mann, 1990 |
| Fallacia bioculata (Grunow ex A. Schmidt) D.G. Mann, 1990 |
| Fallacia clipeiformis (D. König) D.G. Mann, 1990 |
| Fallacia dithmarsica (König ) D.G. Mann, 1990 |
| Fallacia fenestrella (Hust.) D.G. Mann, 1990 |
| Fallacia florinae (U. Moeller) Witkowski, 1993 |
| Fallacia forcipata (Grev.) Stickle & D.G. Mann, 1990 |
| Fallacia hudsonis (Grunow ex Cleve) Stickle & D.G. Mann, 1990 |
| Fallacia hummii (Hust.) D.G. Mann, 1990 |
| Fallacia litoricola (Hust.) D.G. Mann, 1990 |
| Fallacia lucens (Hust. ex Salah) D.G. Mann, 1990 |
| Fallacia nummularia (Grev.) D.G. Mann, 1990 |
| Fallacia nyella (Hust. & Simonsen) D.G. Mann, 1990 |
| Fallacia oculiformis (Hust.) D.G. Mann, 1990 |
| Fallacia praetexta (Ehrenb.) D.G. Mann |
| Fallacia pseudoforcipata (Hust.) D.G. Mann, 1990 |
| Fallacia pseudony (Hust.) D.G. Mann, 1990 |