Sous-embranchement (subphylum) des Rhynchonelliformea
Classe des Rhynchonellata
Ordre des Terebratulida
Sous-Ordre des Terebratellidina
Super-famille des Terebratelloidea


Genus Magasella Dall, 1870

[Type species = Terebratula sanguinea Leach, 1814, p. xx]

Medium to large, subpentagonal to oval, unisulcate, valve exterior strongly to weakly costate to smooth, fine concentric growth rings, beak erect to suberect, attrite, foramen medium to large, submesothyrid to mesothyrid, deltidial plates commonly conjunct. Cardinalia weakly to moderately thickened, cardinal process canoe-shaped with fine ridges, hinge plates excavate, moderately to steeply inclined, meeting on low, thin median septum to form septalium, adult loop trabecular, lophophore plectolophous.


Diagnosis from Robinson et al. (2016)

    Extant Species of Magasella
  • M. sanguinea (Leach, 1814)
  • M. haurakiensis (Allan, 1831)
  • Diagnosis

    Magaselle sanguinea   (Leach, 1814)

    Type locality: “Habitat in Nova Zelandia.”
    Depth range: 9 - 1030 m

    Terebratella sanguinea Leach, 1814
    Anomia cruenta Dillwyn, 1817
    Terebratella zelandica Deshayes, 1839
    Terebratella rubicunda Sowerby, 1846
    Terebratella rubra Sowerby, 1847 (non Pallas, 1766)
    Terebratella evansii Davidson, 1852
    Terebratella cruenta Davidson, 1887
    Terebratella sanguinea Thomson; 1916
    Magasella sanguinea Allan, 1960



    Magaselle haurakiensis  (Allan, 1931)

    Type locality: xx
    Depth range: 29-330 m

    Terebratella haurakiensis Allan, 1931
    Magasella haurakiensis: Allan (1960)

    Diagnose -