OBIS Indo-Pacific Molluscan Database

Data as of: 2006-05-17

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Gastropoda Hypsogastropoda Cassidae 

Semicassis (Semicassis) royana (Iredale, 1914)

Type of listing: Name in current use


   Cassidea royana Iredale, 1914
   Phalium pyrum royanum (Iredale, 1914)
   Xenophalium hedleyi Iredale, 1927
   Xenophalium ericanum Powell, 1928

Common Name

Hedley's Helmet p.117, f.1      Allan, J. 1950.  


  OBIS RegionsTemperate Indo-West PacificSouthern HemisphereNew ZealandNew Zealand OutliersKermadec Islands
  OBIS RegionsTemperate Indo-West PacificSouthern HemisphereNew ZealandNorth Island
  OBIS RegionsTemperate Indo-West PacificSouthern HemisphereAustralia (S)New South Wales
  ABRS RegionsAustralia200 m bathymetricLower E coast
  ABRS RegionsAustraliaNew South Wales
  OBIS RegionsTemperate Indo-West PacificSouthern HemisphereNew Zealand


depth: continental shelf 
depth: continental slope [ to 270 metres ]
depth: subtidal [ from 18 metres ]


 Iredale, T. & McMichael, D.F. 1962. p.56 General reference
 Kreipl, K. 1997. p.61, pl. 22, figs. 72-72a Contains synonymy


                        Cassidae Swainson, 1832
                            Semicassis Mörch, 1852
                              Semicassis (Semicassis) Mörch, 1852
                                Semicassis (Semicassis) royana (Iredale, 1914)


Taxon name record (intBiotaID=9417) created by Playpus Export Program on 2000-11-09. Record last updated by dsherman on 2004-02-18.