Type species: Helopora fragilis Hall, 1851
This genus includes the species:
| Helopora alternata | Ulrich, 1890 | Ordovician | USA (Minnesota) |
| Helopora andina | Rusconi, 1956 | Ordovician | Argentina |
| Helopora approximata ? | James, 1875 | Ordovician | USA (Ohio) |
| Helopora armata | Billings, 1866 | Silurian | Canada |
| Helopora bellula | Billings, 1866 | Silurian | Canada |
| Helopora clavatula | Yang & Xia, 1976 | Silurian | China (Yunnan) |
| Helopora concava | Billings, 1866 | Ordovician/Silurian | Canada |
| Helopora consona | Goryunova, 1985 | Ordovician | Estonia |
| Helopora devonica | Morozova, 1957 | Devonian | Russia |
| Helopora elegans | Ulrich, 1895 | Ordovician | USA (Ohio, Indiana) |
| Helopora fragilis | Hall, 1851 | Silurian | Canada |
| Helopora inexspectata | McNair, 1937 | Devonian | USA (Ohio, Mich.) |
| Helopora limata | Astrova, 1965 | L. Silurian | Russia |
| Helopora miagaoensis | Yang & Xia, 1976 | Silurian | China (Yunnan) |
| Helopora morozovae | Romanchuk, 1979 | L. Devonian | Russia |
| Helopora mucronata | Ulrich, 1890 | Ordovician | USA |
| Helopora nobilis | Liu, 1980 | L/M. Devonian | China |
| Helopora optima | Goryunova, 1985 | Ordovician | Estonia |
| Helopora ovata | Yang & Hu, 1965 | M. Devonian | China (Kwangsi) |
| Helopora perelegans | Romanchuk, 1979 | L. Devonian | Russia |
| Helopora pulchella | Shrock & Raasch, 1937 | Ordovician | USA |
| Helopora quadrata | Ulrich, 1895 | U. Ordovician | USA (Minnesota) |
| Helopora radiata | Hu & Fan, 1985 | U. Silurian | China (Yunnan) |
| Helopora restricta | Goryunova, 1985 | L. Silurian | Estonia |
| Helopora spiniformis | (Ulrich, 1882) | Ordovician | USA |
| Helopora spiniformis macropora | Toots, 1952 | Ordovician | Estonia |
| Helopora spiralis | (Nekhoroshev, 1955) | Silurian | Russia |
| Helopora vadosa | Goryunova, 1985 | Ordovician | Estonia |
| Helopora yangi | Gorjunova, 1985 | M. Devonian | China (Kwangsi) |
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