Periphragella
Animalia | Porifera | Hexactinellida | Sceptrulophora | Euretidae | Periphragella
Periphragella
Biota | Animalia | Porifera | Hexactinellida | Hexasterophora | Sceptrulophora | Euretidae | Chonelasmatinae | Periphragella
|  | Grant, 1836 | Schmidt, 1870 | Schulze, 1886 | Mehl, 1992 | Zittel, 1877 | Schrammen, 1912 | Marshall, 1875