Eichwaldioidea is a Brachiopod superfamily comprising the Echwaldiidae and the Isogrammidae.[1]
References
- ^ Williams, A., Carlson, S.J., Brunton, C.H.C., Holmer, L.E., Popov, L.E., Mergl, M., Laurie, J.R., Bassett, M.G., Cocks, L.R.M., Rong, J.-Y., et al. (2000). Part H, Brachiopoda. Linguliformea, Craniiformea, and Rhynchonelliformea (Geological Society of America).
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