Manithyris Sous-embranchement (subphylum) des Rhynchonelliformea   Classe des Rhynchonellata  Ordre des Rhynchonellida  Super-famille des Pugnacoidea  Super-famille des Dimerelloidea  Super-famille des Norelloidea  Super-famille des Hemithiridoidea

Genus Manithyris Foster, 1974

[Type species= Manithyris rossi Foster, 1974 (p. 55)]

Small, subequibiconvex, broadest anterior to midlength; finely capillate shell surface and irregularly ligate anterior commissure. Widely spaced crura spatulate, with outer surfaces strongly convex and inner surfaces concave, transitional between spinuliform and arcuiform; low dorsal median ridge; outer hinge plate narrow, no inner hinge plate.

Present Diagnosis from volume 4 of the Treatise on Invertebrate Paleontology (2002)

Extant Species of Manithyris

M. rossi Foster, 1974

Diagnosis