Raineriophrys erinaceoides  (Petersen & Hansen, 1960) Mikrjukov, 2001

Diagnosis: Centrohelea with a periplast of internal tangential plate scales and external radial scales. The radial scales have a shaft with two lateral wings extending along it, and a basal wing oriented perpendicular to the lateral ones.

Ecology: Euryhaline, in fresh and brackish waters of Denmark, Germany, the Netherlands, Russia, Estonia, India, Sri-Lanka, Nigeria, Canada, Chile, Island of Dominica in the Caribbean Sea, Australia, in the Gulf of the Baltic Sea and the White Sea.