- Echinocyamus angulosus Lütken, 1856 accepted as Echinocyamus pusillus (O.F. Müller, 1776)
- Echinocyamus grandiporus Mortensen, 1907
- Echinocyamus macrostomus Mortensen, 1907
- Echinocyamus parthenopaeus Costa, 1868 accepted as Echinocyamus pusillus (O.F. Müller, 1776)
- Echinocyamus pusillus (O.F. Müller, 1776)
- Echinocyamus speciosus Costa, 1868 accepted as Echinocyamus pusillus (O.F. Müller, 1776)
- Fibularia equina Aradas, 1850 accepted as Echinocyamus pusillus (O.F. Müller, 1776)
- Fibularia tarentina Lamarck, 1816 accepted as Echinocyamus pusillus (O.F. Müller, 1776)
