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


Genus Bouchardia Davidson, 1850, p. 62

[ = Pachyrhynchus King, 1850, p. 70]
[Type species = Anomia rosea Mawe, 1823, p. 65]

Small to medium size, very thick shelled posteriorly; beak nearly straight, foramen permesothyrid; symphytium slightly concave. Ventral valve with low septal ridge. High inner socket ridges enclosing massive hinge platform with inverted, V-shaped, diductor muscle grooves; crura absent; paired brachidial lamellae curving posteroventrally from high septal pillar, but not uniting distally.

Upper Cretaceous - Present

Diagnosis from volume 5 of the
Treatise on Invertebrate Paleontology (2006)

Extant Species of Bouchardia
  • B. rosea (Mawe, 1823)
  • Diagnosis

    Bouchardia rosea   (Mawe, 1823), p. 65, Pl. 16.

    Type locality: "South Seas" [Brazil?]
    Depth range: 10 - 200 m

    Anomia rosea Mawe, 1823

    Diagnosis - (-)


    Extrait de la Pl. 15 de Mawe (1823).