found: Index to organism names, via WWW, May 21, 2006(Pholadomyoida (Order), Anomalodesmata (Subclass), Bivalvia (Class))
found: NCBI taxonomy browser, May 21, 2006(Order Pholadomyoida, subclass Anomalodesmata, class Bivalvia)
found: ITIS, May 21, 2006(Order Pholadomyoida, Class Bivalvia)
found: Treatise on invertebrate paleontology, 1953-:Part N, Mollusca 6, p. N218 (Order Pholadomyoida includes eulamellibranchs and septibranchs)
found: Barnes, R.D. Invertebrate zoology, 1980:p. 431 (order Pholadomyoida includes septibranch superfamily)
