TABLE 1. List of fossil species from the genus Helius with age and locality.
| Species | Age | Locality |
| Helius miocenicus Krzemiński, 2002 | Middle Miocene | Stavropol, Caucasus, Russia |
| Helius stavropolensis Krzemiński, 2002 | Middle Miocene | Stavropol, Caucasus, Russia |
| Helius verticilis Krzemiński, 2002 | Middle Miocene | Stavropol, Caucasus, Russia |
| Helius qinghai n. sp | Lower Miocene | Caergen Village, China |
| Helius collemus Podenas and Poinar, 2012 | Lower Miocene | Dominicana |
| Helius neali Kopeć, Kania & Krzemiński, 2016 | Lower Miocene | Dominicana |
| Helius oosterbroeki Kopeć, Kania & Krzemiński, 2016 | Lower Miocene | Dominicana |
| Helius tenerus Statz, 1944 | Late Oligocene | Rott, Germany |
| Helius weigandi, Statz, 1944 | Late Oligocene | Rott, Germany |
| Helius constenius Krzemiński, 1991 | Oligocene | North Montana, USA |
| Helius formosus Krzemiński, 1993 | Lower Eocene | Baltic Area |
| Helius linus Podenas, 2002 | Lower Eocene | Baltic Area |
| Helius minutus (Loew, 1850) | Lower Eocene | Baltic Area |
| Helius mutus Podenas, 2002 | Lower Eocene | Baltic Area |
| Helius pulcher (Loew, 1850) | Lower Eocene | Baltic Area |
| Helius fossilis Kania, 2014 | Lower Eocene | Baltic Area |
| Helius similis Kania, 2014 | Lower Eocene | Baltic Area |
| Helius gedanicus Kania, 2014 | Lower Eocene | Baltic Area |
| Helius hoffeinsorum Kania, 2014 | Lower Eocene | Baltic Area |
| Helius botswanensis Rayner & Waters, 1990 | Turonian (Cretaceous) | Orapa, Botswana |
| Helius alavensis Kania, Krzemiński &Arillo, 2016 | upper Albian (Cretaceous) | Alava, Spain |
| Helius krzeminskii Ribeiro, 2002 | Cenomanian (Cretaceous) | Tanai village, Burma |
| Helius lebanensis Kania, Krzemiński &Azar, 2013 | Lower Cretaceous | Tannourine, North Lebanon,Hammana, Central Lebanon |
| Helius ewa Krzemiński, Kania & Azar, 2014 | Lower Cretaceous | Hammana, Central Lebanon |
